UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4TSwKb5Uxw9XfTwhFl2LPm1wL3PhI7EHaaxmkNaLuOY=' 
WHERE 
  key_id = '362911b8452d4b37a5ff839db6c6dc7f93dc1b2e8cbe0dcee322a9c6b824a5e0' 
  AND (
    token = '4TSwKb5Uxw9XfTwhFl2LPm1wL3PhI7EHaaxmkNaLuOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )