UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3SvGA00eYkxEYyBA0gox4SF5q7RiV3t8UIWw6AYNSJg=' 
WHERE 
  key_id = '3a49c2a6f1625f7fcf96a89621e32829fed763393b71e62905b1ed5befd30274' 
  AND (
    token = '3SvGA00eYkxEYyBA0gox4SF5q7RiV3t8UIWw6AYNSJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )