On one server, when I run:
mysql> select now();
+---------------------+
| now() |
+---------------------+
| 2009-05-30 16:54:29 |
+---------------------+
1 row in set (0.00 sec)
On another server:
mysql> select now();
+---------------------+
| now() |
+---------------------+
| 2009-05-30 20:01:43 |
+---------------------+
1 row in set (0.00 sec)