How to lock on an integer in C#?

Question

Is there any way to lock on an integer in C#? Integers can not be used with lock because they are boxed (and lock only locks on references).

The scenario is as follo

Answer 1

Ideally you can avoid all the complex and brittle C# locking and replace it with database locking, if your transactions are designed correctly then you should be able to get by with DB transactions only.