UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5HxqYUGRVBSu5ybQqC8LCCgzHK3prrryzuienEQCpuM=' 
WHERE 
  key_id = '38a8bfae9bf526191e96ee94886f98132f6873310b81d47938de4ccf07055a19' 
  AND (
    token = '5HxqYUGRVBSu5ybQqC8LCCgzHK3prrryzuienEQCpuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )