UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A8Zy2mPRIERWyQeyda6eOA5GOVLFf1znInWXACdKEiQ=' 
WHERE 
  key_id = 'c6e65c29e61a318fa076c16c2127cb692bb4f6b6218f095686820955ab34ca16' 
  AND (
    token = 'A8Zy2mPRIERWyQeyda6eOA5GOVLFf1znInWXACdKEiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )