UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mjzxf4twn2O40W91vE1l20QzIhBSwHp0IuX7EwUWWD8=' 
WHERE 
  key_id = '8115a63f7552bdf49be73e3f9a108d674c94252f6f4bfb35b3da54b36838d587' 
  AND (
    token = 'Mjzxf4twn2O40W91vE1l20QzIhBSwHp0IuX7EwUWWD8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )