UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FdSbQA0lsnqtP32FwxjjmX2WOJ3H1UfIscgplCFPbT0=' 
WHERE 
  key_id = 'd85199f78dd412595524c23b40d91f357c8957e5487d2047e6aacf2a1851932b' 
  AND (
    token = 'FdSbQA0lsnqtP32FwxjjmX2WOJ3H1UfIscgplCFPbT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )