Hi Ross,
For Bex object I think you have Bex request created in system .In that case Whatever Bex object you are modifying that will seat in your created Bex transport.
Please read my blog"How to unlock objects from transport request."
You will have an idea to unlock the objects also read how to create Bex transport blog.
hope it will help you to understand Bex transport and unlocking..
Regards,
Ganesh Bothe
