UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6DxAu96THEPaNnCuy3HBnY9KdjVG6DDBi30aR4A+aAU=' 
WHERE 
  key_id = '2afd1be85928cf933a8a7fbf15f5a578ea5176f38bde7f5277e4dc0cf1301ce7' 
  AND (
    token = '6DxAu96THEPaNnCuy3HBnY9KdjVG6DDBi30aR4A+aAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )