UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LcLsx+B3rg9XdXzLWV7aTR3Heo+UK87Iov4FptU5mrA=' 
WHERE 
  key_id = 'f1481fc92eb2871dc05c5e8e88a7f4716da4e9457c8c361ba61d676116b4af1e' 
  AND (
    token = 'LcLsx+B3rg9XdXzLWV7aTR3Heo+UK87Iov4FptU5mrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )