MCMS Manager 5.3
A tool which can be used to do common tasks, which Microsoft Content Management Server API provides
Even though Site Manager has Kill lock I never found it as enabled in any situation for postings. It is important to kill the lock (release ownership) in certain situations. But keep in mind that if the state of the posting is not saved releasing the lock will make the posting state as saved. This is a known bug in MCMS 2002.
Template locks also can be released