UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5xPuBeU1V+DVdPBOl2Fltw0CkGVqFegh2TqiRgzmXqI=' 
WHERE 
  key_id = '79f715ee1f33c159b89888bc35f1d6dada8669845c5a42e7bbe58dda3c28142b' 
  AND (
    token = '5xPuBeU1V+DVdPBOl2Fltw0CkGVqFegh2TqiRgzmXqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )