UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PDwNOCQiieUWtsRgCBCWg8fMJWyyr5JBHf0sWKLlfU=' 
WHERE 
  key_id = 'dd017e5ef9b8a1bdbfdc8b9200068e869870700e39bb623b07744410743f2ce7' 
  AND (
    token = '6PDwNOCQiieUWtsRgCBCWg8fMJWyyr5JBHf0sWKLlfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )