UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kh/iIgM0jYHvruCgWksYbrAsj6KvxRDAF2sGztzR06I=' 
WHERE 
  key_id = '2b6dc8cb5426764e3634f234c057f5046e4ef90a5a84bb3d38158e5543230c8d' 
  AND (
    token = 'Kh/iIgM0jYHvruCgWksYbrAsj6KvxRDAF2sGztzR06I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )