UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c08ha2IaX7R36sN8uuX//pTx5MXlLVm06OZtTdgd7kA=' 
WHERE 
  key_id = '96b1a6c34bd75efe61691b79e9e86d8bfd184393d9d98380c18003f3ec93ed8d' 
  AND (
    token = 'c08ha2IaX7R36sN8uuX//pTx5MXlLVm06OZtTdgd7kA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )