UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxKm8PQhsmay7VvZGZnTlbOcLTRfyAdPB8TzOCUKABU=' 
WHERE 
  key_id = '6cf27ede61e4005be9f8e384d07a5c8e8167c1a023b6e7cf55936a8ae38852cc' 
  AND (
    token = 'yxKm8PQhsmay7VvZGZnTlbOcLTRfyAdPB8TzOCUKABU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )