UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tmU8jJOKET4ZhOTHeTz4HuWt8BxOSRoNoyJ4ig5CtxM=' 
WHERE 
  key_id = '593e73f4b2cf24791a9a4f5d24a4f03cd1d7c3b03381141d8f1fb60e30fa2790' 
  AND (
    token = 'tmU8jJOKET4ZhOTHeTz4HuWt8BxOSRoNoyJ4ig5CtxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )