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 (L) from the processing region into the gear region , and - a sealing region arranged in the longitudinal direction (L) 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 (L) 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 arranged adjacent to the gear region and a control region associated with the control seal, wherein the control region is arranged upstream of the control seal , preferably in the longitudinal direction (L), in such a way that medium emerging from the processing region and/or the sealing region first passes the control region and then the control seal . - 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 (L) from the processing region into the gear region , and - a sealing region arranged in the longitudinal direction (L) 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 (L) 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 arranged adjacent to the gear region and a control region associated with the control seal, wherein the control region is arranged upstream of the control seal , preferably in the longitudinal direction (L), in such a way that medium emerging from the processing region and/or the sealing region first passes the control region and then the control seal . 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 (L) 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 arranged adjacent to the gear region and a control region associated with the control seal, wherein the control region is arranged upstream of the control seal , preferably in the longitudinal direction (L), in such a way that medium emerging from the processing region and/or the sealing region first passes the control region and then the control seal . <EOS>