UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w+tZv+MaloN236ph/mTO0Wj9wqRTuTxv2hhF+IJPkos=' 
WHERE 
  key_id = '4471987345931138d5a0c5b844ae7733cfd12206cf76ac09a6a91641b7e48df0' 
  AND (
    token = 'w+tZv+MaloN236ph/mTO0Wj9wqRTuTxv2hhF+IJPkos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )