UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6znWAbI/U9N99Rw9ZK5XJ1wtWl5OzfjMiKBitoEUXfo=' 
WHERE 
  key_id = '570b3981541ad53359746a592d1dd1d51c54f0658debd4bab16c45f8d1361776' 
  AND (
    token = '6znWAbI/U9N99Rw9ZK5XJ1wtWl5OzfjMiKBitoEUXfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )