UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/VPJQeb02+XEEg/s5CaGiL6qDkwMQWQRwuJMwNXMKUc=' 
WHERE 
  key_id = 'd6e40a03893aaa9fae9974c33a9687255a9172e31ceaea80861c5380a5200b21' 
  AND (
    token = '/VPJQeb02+XEEg/s5CaGiL6qDkwMQWQRwuJMwNXMKUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )