Add a new opa policy to prevent change connection with old tokens

[denis-tingaikin]

Scenario

1. request a connection with group of token, say group A
2. do refresh request and get a new group of tokens, say group B

Expected Behavior

If we get a new group of tokenns, they only they should be used for changing the connection

Current Behavior

its possible to close/change connection with group A

Solution

Check that tokens from the current request are equal to the latest request tokens