UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPTRwJ+dnN+83amMic9D2a5cSl9AnpO+ZkeF65WjOB8=' 
WHERE 
  key_id = '317580f7bd2e2eb97982efff89df4291e019a04b71f84034d91af81881374a72' 
  AND (
    token = 'PPTRwJ+dnN+83amMic9D2a5cSl9AnpO+ZkeF65WjOB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )