UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PU8jdgJglGrDHdj9xdhOENOzR0JSJ90XQ77A+NuzCm0=' 
WHERE 
  key_id = 'e6cee0172e8acac367f7cc697861ad10002d39511aa78e758523804b8db03fa2' 
  AND (
    token = 'PU8jdgJglGrDHdj9xdhOENOzR0JSJ90XQ77A+NuzCm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )