UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+eZ6BScG+rzIyzXGU0sTVpwe80JparIhe2QR1bXUxYA=' 
WHERE 
  key_id = '2a778cf96cfc2a12ae656597a299e8964965cc1a11171c789c4458b00b98c630' 
  AND (
    token = '+eZ6BScG+rzIyzXGU0sTVpwe80JparIhe2QR1bXUxYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )