UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqGb5jTUye9A4vFb5oyb/GwsDaTOyZ1TkBA40IEgFsI=' 
WHERE 
  key_id = 'ad9c4eb97d974412e04787c64bafa5c7aff32f3eb86e49af3d8a5077e3cbf52f' 
  AND (
    token = 'MqGb5jTUye9A4vFb5oyb/GwsDaTOyZ1TkBA40IEgFsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )