UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uDmNznnHGtnHdIek2D37UJtzOj9bNRmbcn9X5cxpb2k=' 
WHERE 
  key_id = '8c27717a97e048ac57f83732380571759a8af1c6c29ac046a8782f4990036793' 
  AND (
    token = 'uDmNznnHGtnHdIek2D37UJtzOj9bNRmbcn9X5cxpb2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )