UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9Td3QAmqQ2jjtsS2cRRIyAobFqGTbkGIvfM0Hdn8A30=' 
WHERE 
  key_id = '42b94abecc92ecd6f6903023e3a16a3fcc6481c5ab02bae867e8b5b544c52ec5' 
  AND (
    token = '9Td3QAmqQ2jjtsS2cRRIyAobFqGTbkGIvfM0Hdn8A30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )