Pump, in particular vane pump, with - a processing region with a conveying chamber for receiving a pasty mass and a rotor for conveying the pasty mass through the conveying chamber, - a drive shaft for driving the rotor, - a gear region for supporting the drive shaft, wherein the drive shaft extends in a longitudinal direction from the processing region into the gear region, and - a sealing region arranged in the longitudinal direction between the processing region and the gear region for fluid-tight separation of the processing region from the gear region, wherein the sealing region comprises a primary seal, at least one secondary seal arranged at a distance from the primary seal in the longitudinal direction and a supply channel for providing a control medium for lubricating the primary seal and the secondary seal, characterized in that the primary seal is arranged adjacent to the processing region in such a way that the control medium enters the processing region from the sealing region by passing through the primary seal, wherein the sealing region further comprises a control seal (43, 55) arranged adjacent to the gear region and a control region (45, 57) associated with the control seal, wherein the control region (45, 57) is arranged upstream of the control seal (43, 55), preferably in the longitudinal direction, in such a way that medium emerging from the processing region and/or the sealing region first passes the control region (45, 57) and then the control seal (43, 55). - a processing region with a conveying chamber for receiving a pasty mass and a rotor for conveying the pasty mass through the conveying chamber, - a drive shaft for driving the rotor, - a gear region for supporting the drive shaft, wherein the drive shaft extends in a longitudinal direction from the processing region into the gear region, and - a sealing region arranged in the longitudinal direction between the processing region and the gear region for fluid-tight separation of the processing region from the gear region, wherein the sealing region comprises a primary seal, at least one secondary seal arranged at a distance from the primary seal in the longitudinal direction and a supply channel for providing a control medium for lubricating the primary seal and the secondary seal, characterized in that the primary seal is arranged adjacent to the processing region in such a way that the control medium enters the processing region from the sealing region by passing through the primary seal, wherein the sealing region further comprises a control seal (43, 55) arranged adjacent to the gear region and a control region (45, 57) associated with the control seal, wherein the control region (45, 57) is arranged upstream of the control seal (43, 55), preferably in the longitudinal direction, in such a way that medium emerging from the processing region and/or the sealing region first passes the control region (45, 57) and then the control seal (43, 55). wherein the sealing region comprises a primary seal, at least one secondary seal arranged at a distance from the primary seal in the longitudinal direction and a supply channel for providing a control medium for lubricating the primary seal and the secondary seal, characterized in that the primary seal is arranged adjacent to the processing region in such a way that the control medium enters the processing region from the sealing region by passing through the primary seal, wherein the sealing region further comprises a control seal (43, 55) arranged adjacent to the gear region and a control region (45, 57) associated with the control seal, wherein the control region (45, 57) is arranged upstream of the control seal (43, 55), preferably in the longitudinal direction, in such a way that medium emerging from the processing region and/or the sealing region first passes the control region (45, 57) and then the control seal (43, 55).