UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v8gZ939MujCzi5uY8IyNPOhJ0mVnZhrxyicdzCsFYuI=' 
WHERE 
  key_id = '843784772959445035bc5a07203061af1f387fea9664ff71fe2b7f1f7a9f3076' 
  AND (
    token = 'v8gZ939MujCzi5uY8IyNPOhJ0mVnZhrxyicdzCsFYuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )