UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlztzZ7DtO7c/koB0431zjQzp0IkviRzxr1HacqEKwU=' 
WHERE 
  key_id = '823dbb1207ed30871a0ae205e42938d7d0951210a885364e5b2f37590cbba909' 
  AND (
    token = 'zlztzZ7DtO7c/koB0431zjQzp0IkviRzxr1HacqEKwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )