UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qu6dLteH1mft6ZGu+501upG/Eh9/jwFvr6KeJ7rzgug=' 
WHERE 
  key_id = '6f4cfcfed10e561f399e863b4cbcfe31f054699bda3451aaa21f875931023c83' 
  AND (
    token = 'Qu6dLteH1mft6ZGu+501upG/Eh9/jwFvr6KeJ7rzgug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )