UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3xrj2IuGeEGY7vSntAipzsPhFhiucHHixbCLKEeMlGA=' 
WHERE 
  key_id = '0021ddd127069888e63d7d28bd2233104c72b67bb279cbaecda45882071d7cbc' 
  AND (
    token = '3xrj2IuGeEGY7vSntAipzsPhFhiucHHixbCLKEeMlGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )