UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JImAgiER08VPo4GYgsSY3rVzKRyuL9RAMbLFmcqMhhw=' 
WHERE 
  key_id = '947d974f25fa95ac1c7feaf40d7f237c80ff79eb5a585659793df823c022e8e1' 
  AND (
    token = 'JImAgiER08VPo4GYgsSY3rVzKRyuL9RAMbLFmcqMhhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )