301 Redirect trashed posts to the home page instead of a 404 page

Trash Redirect WordPress Plugin

add_action('template_redirect', 'trash_redirect');
function trash_redirect(){
    if (is_404()){
        global $wp_query, $wpdb;
        $vacancyName = $wp_query->query['name'];
        $deletedVacancies = $wpdb->get_results("SELECT * FROM $wpdb->posts WHERE post_type = 'cpt_vacancies' AND post_name like '%$vacancyName%' AND post_status = 'trash' LIMIT 1");
        if(count($deletedVacancies) > 0) {
            wp_redirect(home_url(), 301);
            die();
        }
    }
}