They might not be willing to unlock it if they see somebody has tampered with the chain. If you are forced to break the lock, then you may have an to deal with the police, which IMO is definitely not worth at as breaking a lock never looks good.
Goodpoint
In which case drive a pin so it's barely holding. First pedal stroke and the chain will ship over to top to the ground and you'll have a confused and immobile person to confront.
Goodpoint
In which case drive a pin so it's barely holding. First pedal stroke and the chain will ship over to top to the ground and you'll have a confused and immobile person to confront.