UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XockwE0Z8VV4k+lXAVBlYnqevJNvub8SdJ478hTag3A=' 
WHERE 
  key_id = '27eb138c82982aa6b4c2a137465884245c03acda9a87d1f6e0033ecc9ee1eeba' 
  AND (
    token = 'XockwE0Z8VV4k+lXAVBlYnqevJNvub8SdJ478hTag3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )