UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wO6Xqpt43GYP8XczOsLGQCFh2Yc+TZGwtfW6h1X/WDc=' 
WHERE 
  key_id = 'd5e746b552b9aac70348441a95a3bc5b5dcc0d3f2caefd4fbd6c02d609f24493' 
  AND (
    token = 'wO6Xqpt43GYP8XczOsLGQCFh2Yc+TZGwtfW6h1X/WDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )