UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mm5/pNFzmRk4B2CnqHkt2KB5wxvBoSjRHFM/lYj5USQ=' 
WHERE 
  key_id = 'e21df83d36c248b29194ee028b66c3473a1b0473345ba0d4dccc8dd2bf4c9623' 
  AND (
    token = 'mm5/pNFzmRk4B2CnqHkt2KB5wxvBoSjRHFM/lYj5USQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )