UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51OcDhy7MlDiWtbdWgCkH3mBNlNZGg8vRMGQaF0oZ+A=' 
WHERE 
  key_id = 'b7b09ff0d834c5a35b5dc4710f15456686ead9b505bf0470a331250c98fb29b4' 
  AND (
    token = '51OcDhy7MlDiWtbdWgCkH3mBNlNZGg8vRMGQaF0oZ+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )