{foreach from=$order_items item="order_item"}
<div style="display: inline-block; width: 200px; height: 200px;">
    {if $order_item.thumb_image_url}
        <div>
            <a href="{$order_item.product_url}">
                <img src="{$order_item.thumb_image_url}" alt="{$order_item.title|escape} product image" />
            </a>
        </div>
    {/if}
    <div><a href="{$order_item.product_url}">{$order_item.title}</a></div>
</div>
{/foreach}