UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8W9kuUUyvf8dPqHGlH9DcTFPtY4UtzJ395IFdilyso=' 
WHERE 
  key_id = '8e8683ec113ab24d3d83b135ae5395429928386f24b3bc8928803698d1f58f4c' 
  AND (
    token = 't8W9kuUUyvf8dPqHGlH9DcTFPtY4UtzJ395IFdilyso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )