How can I get new CSRF token in LARAVEL by using ajax

php jquery ajax laravel-5

PHP Snippet 1:

<script type="text/javascript">
            $.ajaxSetup({
                headers: {
                    'X-CSRF-TOKEN': $('meta[name="_token"]').attr('content')
                }
            });
</script>

PHP Snippet 2:

<meta name="_token" content="{!! csrf_token() !!}" />