UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9VHEvSl0UM+8lpqHnbPexLh3wpQtuZq0GpgXm7s3PUU=' 
WHERE 
  key_id = '2b02801bc38bd8b44950fd60cc3879a995027938ac923d6b8de2b836c763b4a3' 
  AND (
    token = '9VHEvSl0UM+8lpqHnbPexLh3wpQtuZq0GpgXm7s3PUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )