UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nrn6b4T/LX9Qgp249CyOunwZMcLSNv7eFA/cKaWzMIg=' 
WHERE 
  key_id = 'a46adf91ab41e742a0f2445a4abd04a2473fd4dfd9c31d41c226de0b3226140d' 
  AND (
    token = 'Nrn6b4T/LX9Qgp249CyOunwZMcLSNv7eFA/cKaWzMIg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )