UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a413fB2NTwV/2qLzuwjGI8NubQfkt/eTe93kuBFKRTI=' 
WHERE 
  key_id = '939fb3f8ce393eb10f3e750d2d67203b0d0b03dd4db36bb92c467a29b7e2f648' 
  AND (
    token = 'a413fB2NTwV/2qLzuwjGI8NubQfkt/eTe93kuBFKRTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )