UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e34qNJDoFHq1P7yHl27iKTcH1pBZ53h82c337uhVcSo=' 
WHERE 
  key_id = 'd0aa93f257b79dcd450e2d201962ae41c9f5ebbbc21e0cef394ab882deecc420' 
  AND (
    token = 'e34qNJDoFHq1P7yHl27iKTcH1pBZ53h82c337uhVcSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )