Mysql in PHP - how to update only one row in table but with greatest id number

Question

I am trying to update fields in my DB, but got stuck with such a simple problem: I want to update just one row in the table with the biggest id number. I would do something like

Answer 1

The use of MAX() is not possible at this position. But you can do this:

UPDATE table SET name='test_name' ORDER BY id DESC LIMIT 1;