UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4LCsNShBDbYXFMbtlQUWPJC9avxzDDXnWvHLsCapS4Q=' 
WHERE 
  key_id = '6a16d25934541d97fb1a52da105c05e43df718173f135cfe6df096c8ed999e7c' 
  AND (
    token = '4LCsNShBDbYXFMbtlQUWPJC9avxzDDXnWvHLsCapS4Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )