UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3nimdDMIbpI4ks1T5WLVzBLlVnIfeDqkbYEG9uZmO5o=' 
WHERE 
  key_id = '31db268770eb98ac669583460107d02b758718774ec7b69f569b8bee2cbee033' 
  AND (
    token = '3nimdDMIbpI4ks1T5WLVzBLlVnIfeDqkbYEG9uZmO5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )