UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2tJzjFa++OeRZiNpRDAguEHf+60eyhVGY/LwZSxuXz4=' 
WHERE 
  key_id = '5c3afefba8ae2e355c15ec1365777b79da125bc1abf66d5c92695bee02ce3565' 
  AND (
    token = '2tJzjFa++OeRZiNpRDAguEHf+60eyhVGY/LwZSxuXz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )