Trigger a Scheduled Export via a WordPress Action

function custom_trigger_scheduled_export_url() {

    $secret_key = ( isset( $_GET['secret_key'] ) ? sanitize_text_field( $_GET['secret_key'] ) : false );

    if( empty( $secret_key ) ) {

        return;

    }

    if( $secret_key == 'SECRET_KEY_PASSED_VIA_CRON' ) {

        // This is the Post ID of the Scheduled Export you wish to trigger

        $scheduled_export = 100;

        $time = current_time( 'timestamp', 1 );

        $hook = 'woo_ce_auto_export_schedule_' . $scheduled_export;

        $args = array(

            'id' => $scheduled_export

        );

        wp_schedule_single_event( $time, $hook, $args );

        echo 1;

        exit(); 

    }

}

add_action( 'init', 'custom_trigger_scheduled_export_url', 11 );