UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Ks3o21WOFPZOVth5nf8imv5oskuw+UWkEvDvmn4Gtw=' 
WHERE 
  key_id = '21b6e09f35cac57223fc9bda4186d7a25a912ecf8600252fa0b8f7f7b357d9d7' 
  AND (
    token = '4Ks3o21WOFPZOVth5nf8imv5oskuw+UWkEvDvmn4Gtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )