UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1gv8ehoXyqqFn5MX1s5jpMUJPvliVCVjMwfzGnVr8ks=' 
WHERE 
  key_id = '4b9126242d6c9a14280155f3df0181f87daf731479418306e39ffd058c760c9e' 
  AND (
    token = '1gv8ehoXyqqFn5MX1s5jpMUJPvliVCVjMwfzGnVr8ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )