def expire_hit(self, hitid):
        ''' Expire HIT '''
        if not self.connect_to_turk():
            return False
        try:
            self.mtc.update_expiration_for_hit(
                HITId=hitid,
                ExpireAt=datetime.datetime.now()
            )
            return True
        except Exception as e:
            print "Failed to expire HIT. Please check the ID and try again."
            print e
            return False