UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ncb6svk7YkWRkTURbH2uFV7IEDG8cShuJUFp1cEwEdI=' 
WHERE 
  key_id = 'b9bf91abbc9845fd3d8399f78d18ae496cf1394f7ce321f7a2ea17084bd7a340' 
  AND (
    token = 'Ncb6svk7YkWRkTURbH2uFV7IEDG8cShuJUFp1cEwEdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )