UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n7FdFFqYMcvey/M/WUn5UV2OT+yCc/fqPyWuCMEzGa0=' 
WHERE 
  key_id = 'c450934e05cc97a8bb5a94aeb8a1b1daf0ebb126e6d76abf5c08196b87a4f48c' 
  AND (
    token = 'n7FdFFqYMcvey/M/WUn5UV2OT+yCc/fqPyWuCMEzGa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )