UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUz/TBOklnwQeoXp5OYb2etzQy7G/u6fb8JGBzJsJtA=' 
WHERE 
  key_id = 'c090a0bb1359130493b560dfe8018cf56554a31d4223f46185aa9f4ba0719990' 
  AND (
    token = 'nUz/TBOklnwQeoXp5OYb2etzQy7G/u6fb8JGBzJsJtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043