UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+RFOxarp01z5OepTkKRe9wya+moFVc8bY4LwbgWK3as=' 
WHERE 
  key_id = '23a6754c4fadb6839f1a7de8c97acb75fe9f7780ee1df0ec7426726dfaeb3976' 
  AND (
    token = '+RFOxarp01z5OepTkKRe9wya+moFVc8bY4LwbgWK3as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )