UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+0xMkFrzqFFhrD0kJj5dEIhIKKDnbOJ563wDNF4MIQQ=' 
WHERE 
  key_id = 'b8cfa2779f925ddd35951c80ad39aed1b6c3924d548992666406be426d960a67' 
  AND (
    token = '+0xMkFrzqFFhrD0kJj5dEIhIKKDnbOJ563wDNF4MIQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )