UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K20XiTKspfv/LaxhE8aMeWXwCmxUk4s8904TgXnn0Gw=' 
WHERE 
  key_id = '9b1c5f756a9e4fb6dfd12c36733a9c8ec096b5e6be4fa64a8085d6ef1b1cd784' 
  AND (
    token = 'K20XiTKspfv/LaxhE8aMeWXwCmxUk4s8904TgXnn0Gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )