Gratitude vs Spiritual Bypass

We use all sorts of easy buttons when we don't want to feel pain. Food, media, booze or porn are common ones. But gratitude can also be a socially acceptable easy button. 

How do we express gratitude that is sincere and heartfelt? 

When does gratitude start to verge on spiritual bypass?

What should each type look out for as they express gratitude and develop practices that are supportive?

Thanks for listening!