UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '87sAVN+ZwoClUH8UxyVvcFaBqSxCE49xUuAWvukKnxM=' 
WHERE 
  key_id = '786bd40d52dded072bf45b2afc7f481ee6b384509273ede8c926f46d4f1e913e' 
  AND (
    token = '87sAVN+ZwoClUH8UxyVvcFaBqSxCE49xUuAWvukKnxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )