UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xzyyxed1rqZ0Pr7RVO1qdXAHB5UHVdQCmJeNsv1lAeU=' 
WHERE 
  key_id = '49c3f5bf1ca044941d86c5522d6f48b0d14a6450459f4d792ab7c9c8a777022a' 
  AND (
    token = 'xzyyxed1rqZ0Pr7RVO1qdXAHB5UHVdQCmJeNsv1lAeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )