UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fbdfdug9dSV7BIpTOrxqndPKz16wHpHRhYjRIQ9x8MY=' 
WHERE 
  key_id = '956cf3104ddf8b27d2a16a2c65700eacc75425e86a229ec3ed8769d6d1be651a' 
  AND (
    token = 'Fbdfdug9dSV7BIpTOrxqndPKz16wHpHRhYjRIQ9x8MY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )