Reproduced in 6.1.x and Trunk rev 132006
Steps to Reproduce:
1. Change time zone for both user and portal to PST.
2. Add asset publisher to a new page.
3. Navigate to Control Panel > Web Content.
4. Create new web content and have it scheduled to expire in 5 minutes.
6. Navigate back to the Asset Publisher.
6. Web content is displayed.
7. After 5-7 minutes, refresh the page.
Expected Results: Since the web content is expired it should not be viewable.
Actual Results: Web content is still displayed in the Asset Pusblisher.
Additonally, going back Control Panel > Web content, content status is still marked as "Approved" rather than "Expired.