UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPMHuxKrzq+bcKk3r88VR53/VvIeFu9e3iUN22pDUf0=' 
WHERE 
  key_id = '5edf4f908d8eb410b4b2d47192157ff21ab43a425afcc3a9dcf3df4b00a7495b' 
  AND (
    token = 'gPMHuxKrzq+bcKk3r88VR53/VvIeFu9e3iUN22pDUf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )