UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pXwtv9iA9A0bKblwXC69bZ/MAf6t0qQ8ppXZTdxyEuY=' 
WHERE 
  key_id = '6391aaef04836037f3786c02d210c29974c88ca93490f9a892c08919348903fa' 
  AND (
    token = 'pXwtv9iA9A0bKblwXC69bZ/MAf6t0qQ8ppXZTdxyEuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )