UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4mecVICs+UHiM2wUquWt4AMhT1XaVtkVwsC8E5XFkwU=' 
WHERE 
  key_id = '838b027918bd2bb3e7015a8f122e7c9c49a90749d7e5b155c5942ed23498df8d' 
  AND (
    token = '4mecVICs+UHiM2wUquWt4AMhT1XaVtkVwsC8E5XFkwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )