UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lg3/jHzwTRqn4hxu06l2sNw+wr9jYwzh9lWCKPBPgY4=' 
WHERE 
  key_id = '9f4992abc62d8d8106fe7425ebe017719f0baf8abdfa178905fa9dc44c7ba620' 
  AND (
    token = 'Lg3/jHzwTRqn4hxu06l2sNw+wr9jYwzh9lWCKPBPgY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )