UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v/8n7hN+6POzq5yDX0kRfRyVyXgGImi48xaWTnhk7ys=' 
WHERE 
  key_id = 'b964ed5415ebd29895aaf50662d0999a1d71b838fd8f1a908648217a9b2e6d79' 
  AND (
    token = 'v/8n7hN+6POzq5yDX0kRfRyVyXgGImi48xaWTnhk7ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )