UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u468tnNn5GDKBCQG5x84RlLu24VU4lDuR0Jo4HZXI9s=' 
WHERE 
  key_id = '8532abc863b26bef108033bc3b7f840d9f8c54c0a12f45e6029f632e251b4b2f' 
  AND (
    token = 'u468tnNn5GDKBCQG5x84RlLu24VU4lDuR0Jo4HZXI9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )