UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5xwrAll6k0i9vkhTMnzF//UdzfVyytu2wMsM1nAjt4=' 
WHERE 
  key_id = 'a7438b131f8449ef574ea5edaf98ab81d077ea13f0af1fcbd0dc6b8aee6673fb' 
  AND (
    token = 'U5xwrAll6k0i9vkhTMnzF//UdzfVyytu2wMsM1nAjt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )