UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2lNFpXj1AgDMtwlbdY4STlrxudn6dbAU2prz+ggXAhU=' 
WHERE 
  key_id = '406f5621234da7f875f8c311b1dd4c7ffa2609f2c13824fa849d69452d69e529' 
  AND (
    token = '2lNFpXj1AgDMtwlbdY4STlrxudn6dbAU2prz+ggXAhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )