fkooman\OAuth\Client\PdoStorage::deleteStateForContext PHP Method

    public function deleteStateForContext($clientConfigId, Context $context)
    {
        $stmt = $this->db->prepare(sprintf('DELETE FROM %s WHERE client_config_id = :client_config_id AND user_id = :user_id', $this->prefix . 'states'));
        $stmt->bindValue(':client_config_id', $clientConfigId, PDO::PARAM_STR);
        $stmt->bindValue(':user_id', $context->getUserId(), PDO::PARAM_STR);
        $stmt->execute();
        return 1 === $stmt->rowCount();
    }