UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ROKdWxaMl92ft3FPZnxoYDAqKkgdR804kZtDLUmjq2k=' 
WHERE 
  key_id = '5151f7dd55bee8c44d7452e561f2a9d696fef47575cd393b1c638502cecc4834' 
  AND (
    token = 'ROKdWxaMl92ft3FPZnxoYDAqKkgdR804kZtDLUmjq2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )