UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VvwUVen3Kzn6Bq9eit0npImotOD08N+g8erSwFqq7/k=' 
WHERE 
  key_id = '8e6537d18aee6f86d042a140a65b517190ce517691d7d86bfcaa3039aece2529' 
  AND (
    token = 'VvwUVen3Kzn6Bq9eit0npImotOD08N+g8erSwFqq7/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )