UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9C0EZ/jAqaelYUfcDkWbjMZiG0brc4qSj0kd5KUf0to=' 
WHERE 
  key_id = 'c55b0b29d73696917516bae781b46bb21519b48239ff707bff2c9ba40c090b9a' 
  AND (
    token = '9C0EZ/jAqaelYUfcDkWbjMZiG0brc4qSj0kd5KUf0to=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )