UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2PyAXU15asAGO6rSXBZMM3jHHxk9qz0NZrPfj1KDFs=' 
WHERE 
  key_id = 'c55425bc13668d72caa3bc2cbfd87f8ecd8b66da70de7b82fcefff254292538b' 
  AND (
    token = 'L2PyAXU15asAGO6rSXBZMM3jHHxk9qz0NZrPfj1KDFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )