UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5zBT9ZVSDkX+BPYnyJ8DYnfUkSVAfJ0heIZidSia/rU=' 
WHERE 
  key_id = '938fdebf265f9f75bda9a0c2137e3ed2bf0bb2ce1e6abb734e7a2dc3ea3925d6' 
  AND (
    token = '5zBT9ZVSDkX+BPYnyJ8DYnfUkSVAfJ0heIZidSia/rU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )