UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfpR31k34QjH5NKj0MmPa9XlJNWBuMzexwBnVN15DCE=' 
WHERE 
  key_id = '2561e18a6791196ed90a80528b72ce57c766ed3736c8d026f40ebcb3b067eab4' 
  AND (
    token = 'RfpR31k34QjH5NKj0MmPa9XlJNWBuMzexwBnVN15DCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )