UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VJ5tpK0ZlMqbWRkxwE6Xgwb83JmuswLY1+Hb2hKOa7k=' 
WHERE 
  key_id = '632681d0d9fd1d8bd6cf56d1b9c63d29feabf7bd1e2295d057f9d10ff4718a52' 
  AND (
    token = 'VJ5tpK0ZlMqbWRkxwE6Xgwb83JmuswLY1+Hb2hKOa7k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030