UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4BlOYk8aw6lH45birosxzZwt2oS5txruI5EPy5DyU8=' 
WHERE 
  key_id = '43a28444f56a47714f38a034ed22e905293dca26e1a08a4611a5ed5382350012' 
  AND (
    token = 't4BlOYk8aw6lH45birosxzZwt2oS5txruI5EPy5DyU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )