UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGnU3YL1lkgpx/VTdJpNKiOxpUcUOMpXm48uTvamqWI=' 
WHERE 
  key_id = 'bea51ad74c4d9b7bf364633afdd2857771231de794bdca62d86233b91b17ee09' 
  AND (
    token = 'MGnU3YL1lkgpx/VTdJpNKiOxpUcUOMpXm48uTvamqWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )