UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+ajkSWCZ8blVsAdsO1DBG/QfyGAh2AW7qiUvXy/rtJo=' 
WHERE 
  key_id = '5ab8ec4ea16e2eaa9b153e9461279db43131543c979e01978415788710a67f24' 
  AND (
    token = '+ajkSWCZ8blVsAdsO1DBG/QfyGAh2AW7qiUvXy/rtJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )