UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xJb95BV7lOdMP2wiHTbStDBQl262CGsUIWuOJNxa3OA=' 
WHERE 
  key_id = '569b5f691587cd7afb4168a5b070de5a762074cceffaa690374db4f01bb746da' 
  AND (
    token = 'xJb95BV7lOdMP2wiHTbStDBQl262CGsUIWuOJNxa3OA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )