UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cLuhhoX2+56IO6qBKsDmEJn8ORKi5a2K5yWAnXGGVCA=' 
WHERE 
  key_id = '4353fbe1ff80ed4ceba5c00d7f0a6701ff36c14db921b6ad2a0ab3821bcfeb86' 
  AND (
    token = 'cLuhhoX2+56IO6qBKsDmEJn8ORKi5a2K5yWAnXGGVCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )