UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5LtjCp/yHx+UXQzoqiGdA99bO+UJtscraSBU374RDBI=' 
WHERE 
  key_id = '4a956a7cb7481e3c517c193b73c4221f27854a9522f94cfe2f024a171a351c29' 
  AND (
    token = '5LtjCp/yHx+UXQzoqiGdA99bO+UJtscraSBU374RDBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )