UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+FK0UgVIMvpJUHrhHm2CVARbs54ESSZccybKnaI8HTY=' 
WHERE 
  key_id = '574c8ec211d2648404999dd43d302d968128a208aa7a45b1854bd472d6045688' 
  AND (
    token = '+FK0UgVIMvpJUHrhHm2CVARbs54ESSZccybKnaI8HTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )