UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C8q/oTWRXVXIqMjzmTtjAbLr8O9i3rhB3FJ+uCZJk2k=' 
WHERE 
  key_id = 'ac6834be5e0d8413667cce9260b860dee7b9d3e5a59258176800d43bc238bde3' 
  AND (
    token = 'C8q/oTWRXVXIqMjzmTtjAbLr8O9i3rhB3FJ+uCZJk2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )