REBELinBLUE\Deployer\Http\Middleware\RefreshJsonWebToken::handle PHP Method

    public function handle($request, Closure $next, $guard = null)
    {
        $autheticated_user = Auth::guard($guard)->user();
        $has_valid_token = false;
        // Is the user has used "remember me" the token may not be in their session when they return
        if ($request->session()->has('jwt')) {
            $token = $request->session()->get('jwt');
            try {
                $token_user = $this->auth->authenticate($token);
                if ($token_user->id !== $autheticated_user->id) {
                    throw new JWTException('Token does not belong to the authenticated user');
                }
                $has_valid_token = true;
            } catch (TokenExpiredException $e) {
                $has_valid_token = false;
            } catch (JWTException $e) {
                if ($request->ajax()) {
                    return response('Unauthorized.', 401);
                } else {
                    return redirect()->guest('login');
                }
            }
        }
        // If there is no valid token, generate one
        if (!$has_valid_token) {
            event(new JsonWebTokenExpired($autheticated_user));
        }
        return $next($request);
    }