UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '00T6Ei/64u4Nb5QcaAYt3bGuxUmUSuHrS8B/5LTqDoU=' 
WHERE 
  key_id = '9375431b4c968e4450ac69edf7b1b5b7a12559ebe4e98fabb5f406f28d15a446' 
  AND (
    token = '00T6Ei/64u4Nb5QcaAYt3bGuxUmUSuHrS8B/5LTqDoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )