UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cv4/5hHnPEtzrvT1EE/N+aNGtf1NEKdNZV8JXaDpkwY=' 
WHERE 
  key_id = '203f3dc8e320b612ccc7e60a6ac8052f48812332320dd56a85a8f83d84f8fc28' 
  AND (
    token = 'cv4/5hHnPEtzrvT1EE/N+aNGtf1NEKdNZV8JXaDpkwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )