UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4XMTjxvcs3YbL6Y7PXpm3XEGwGljDWHErj0V0h4xCRs=' 
WHERE 
  key_id = '31ec086535a71e07b3752b35be43d9b68e70400b9dc253ab3b7c4066ac9797e5' 
  AND (
    token = '4XMTjxvcs3YbL6Y7PXpm3XEGwGljDWHErj0V0h4xCRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )