UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1jxJ0c9o6/dEVSjVu72OoTF6QzCIkSi2umUeTQg1B94=' 
WHERE 
  key_id = '66b82f6c675a4054564bf1fb544177f3a613a351783757924e140b15cc18034a' 
  AND (
    token = '1jxJ0c9o6/dEVSjVu72OoTF6QzCIkSi2umUeTQg1B94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )