UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MiIBdQ2lENxf3XxNvZv6Lt8HtfRJhqrKR0rEtcRREDU=' 
WHERE 
  key_id = '53d4990e48eee7f79776cdb401df43f56a92dd59df14e94090f01e0a4692f91a' 
  AND (
    token = 'MiIBdQ2lENxf3XxNvZv6Lt8HtfRJhqrKR0rEtcRREDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )