Mange Oauth2

    $check = DB::where("credential", 1)->where("scope", 'inbound')->first();
        $created_time = $check->created_time;
        $db_time_with_increase_time = date('Y-m-d H:i:s', strtotime("+55 minutes", strtotime($created_time)));
        $dtA = strtotime($db_time_with_increase_time);
        $dtB = strtotime(date('Y-m-d H:i:s', time()));

        if ($dtA < $dtB) {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, 'https://app/oauth2/token');
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, "grant_type=client_credentials&scope=ROLE_APPLICATION");
            curl_setopt($ch, CURLOPT_USERPWD, $check->client_id . ':' . $check->client_secret);
            $headers = array();
            $headers[] = 'Content-Type: application/x-www-form-urlencoded';
            curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
            $result = curl_exec($ch);
            $result_data = json_decode($result, true);
            if (curl_errno($ch)) {
                echo 'Error:' . curl_error($ch);
            }
            curl_close($ch);

            $check->access_token = $result_data["access_token"];
            $check->created_time = date('Y-m-d H:i:s');
            $check->save();
        }