Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=54227
MaxAge should be honored upon borrow as well, to assure that no connection is ever used if it has been connected longer than designated time.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616594 13f79535-47bb-0310-9956-ffa450edef68