UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N6pFRmTtM/9nprJjbFyg/0jmkCh2dkyDlEkOGPINf4c=' 
WHERE 
  key_id = 'a436b77ec48fd50f351c2c147f71ac7e882be4639e9eae359f221988a77f53ea' 
  AND (
    token = 'N6pFRmTtM/9nprJjbFyg/0jmkCh2dkyDlEkOGPINf4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )