UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AgllmmMg2+1FiKrdu8TbOPpmCLTX44fjZuoODXBxLrc=' 
WHERE 
  key_id = 'e16d2c554407f120c6f733a2f08e4b6e6b048aab6755779a943cd5e7e8ccddb5' 
  AND (
    token = 'AgllmmMg2+1FiKrdu8TbOPpmCLTX44fjZuoODXBxLrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )