UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xwkiiopg4mEgcfyT6kj9F0WToxXFZpTzq3lW2wZna9s=' 
WHERE 
  key_id = 'a34382ab9827ca8c4770729e4f2c6b5095164636adfb869f0afd2260bb50f035' 
  AND (
    token = 'xwkiiopg4mEgcfyT6kj9F0WToxXFZpTzq3lW2wZna9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )