UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5RF/BvFjy9RutW5yb4Tz2JDNlr7WLhYt1ubF3V3SP4=' 
WHERE 
  key_id = '754f63fe4cb42bd03f303d19c7beeec538942b517e405663c18c4a16b043b033' 
  AND (
    token = 'r5RF/BvFjy9RutW5yb4Tz2JDNlr7WLhYt1ubF3V3SP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )