UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9Zdf2FZfbQEPo9c61kj3Rgsml1GyPIgpn6DMqK+7T9s=' 
WHERE 
  key_id = '6d8df3f03bdd7b809f54d461f7c790c9c527f44b43341998171e1f565dde4e57' 
  AND (
    token = '9Zdf2FZfbQEPo9c61kj3Rgsml1GyPIgpn6DMqK+7T9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )