UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Gk84o8hgUJjC0M1Q46ojU9AXrBE09elvbLQ+ZGbMxw=' 
WHERE 
  key_id = 'ffa3bfbf9a58b8f9818c420a5622ccc98294540f41d76d992c71d123069d202e' 
  AND (
    token = '6Gk84o8hgUJjC0M1Q46ojU9AXrBE09elvbLQ+ZGbMxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )