UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vYghs/dLA8AemJmIFoACnbLG7Nqf3qMTgEKdSW/cOs4=' 
WHERE 
  key_id = '6f1a9a923ed68abe76eff7262debc894428ff64fa72176c49c7634694269683b' 
  AND (
    token = 'vYghs/dLA8AemJmIFoACnbLG7Nqf3qMTgEKdSW/cOs4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )