UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GmkaQeBNnNFCUL1ItpejaoS8ZYV0t3N9ibA9aXTdmqU=' 
WHERE 
  key_id = '8f8c09088517e004028fb823cb1eb33f912bd2758f7f0f920b43c4b9e407b732' 
  AND (
    token = 'GmkaQeBNnNFCUL1ItpejaoS8ZYV0t3N9ibA9aXTdmqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )