UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UPo8D6f6wvObd8sZ3rpbLTGRrEmMMuZurfusKKTpeig=' 
WHERE 
  key_id = '054ab059d80955ae8af986bb3ae2b43137a6fe5b6351ba448c115721775d5207' 
  AND (
    token = 'UPo8D6f6wvObd8sZ3rpbLTGRrEmMMuZurfusKKTpeig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )