UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+rEB6G7g8tbekVj6IVyLEYR5VIXBk3RzP38ZjgbYqLI=' 
WHERE 
  key_id = '3879e37a4ebea9b61adc27a589c32fae80d03f6a8b8ef2871e5803f89ce10512' 
  AND (
    token = '+rEB6G7g8tbekVj6IVyLEYR5VIXBk3RzP38ZjgbYqLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )