UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DicjDUh0tJdsm6toVA0LAu/RtPUuo8ciePErSsmFubE=' 
WHERE 
  key_id = '16766be4da981b8f4a8f632e9454c3a9586fcea4787600576823a6641ade4479' 
  AND (
    token = 'DicjDUh0tJdsm6toVA0LAu/RtPUuo8ciePErSsmFubE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )