UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLdc+BNZ1tgkXDBQggcWjvBZs5qMe1Ida9tbs49lQDQ=' 
WHERE 
  key_id = 'a1eec83ad3f0c1d06694c610b6a6d792e43f47ab32ff23958b1e520f4d51f737' 
  AND (
    token = 'zLdc+BNZ1tgkXDBQggcWjvBZs5qMe1Ida9tbs49lQDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )