UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9yNYxBGOzVuJxA7sLKnwXks6ybnHz6fKvBbw19Dqang=' 
WHERE 
  key_id = '52940e505c54ebcd8010964c8aa521e72f39485e4a488636997655bb69ed914f' 
  AND (
    token = '9yNYxBGOzVuJxA7sLKnwXks6ybnHz6fKvBbw19Dqang=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )