protected function renewAccessToken()
    {
        $token = $this->authorizer->getApi()
            ->getAuthorizerToken(
                $this->authorizer->getAppId(),
                $this->authorizer->getRefreshToken()
            );

        $this->authorizer->setAccessToken($token['authorizer_access_token'], $token['expires_in'] - 1500);

        return $token['authorizer_access_token'];
    }
protected function renewAccessToken()
    {
        $token = $this->authorizer->getApi()
            ->getAuthorizerToken(
                $this->authorizer->getAppId(),
                $this->authorizer->getRefreshToken()
            );

        $this->authorizer->setAccessToken($token['authorizer_access_token'], $token['expires_in'] - 1500);

        return $token['authorizer_access_token'];
    }
protected function renewAccessToken ( ) { $ token = $ this -> authorizer -> getApi ( ) -> getAuthorizerToken ( $ this -> authorizer -> getAppId ( ) , $ this -> authorizer -> getRefreshToken ( ) ) ; $ this -> authorizer -> setAccessToken ( $ token [ 'authorizer_access_token' ] , $ token [ 'expires_in' ] - 1500 ) ; return $ token [ 'authorizer_access_token' ] ; }
Refresh authorizer access token.

@return string
Refresh authorizer access token .