UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkQ7w+gIS6fqgOxvzxMBadBDXG04D+/xNZIV+re6+MM=' 
WHERE 
  key_id = 'a84ce894475d9795a120505fb1645be7beb65eb9b06261d82284b29c33822e9c' 
  AND (
    token = 'RkQ7w+gIS6fqgOxvzxMBadBDXG04D+/xNZIV+re6+MM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )