UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xdLXDgPM1JjdYMhDHAeSuu6Ogtcp234UcVD9pm6iLLg=' 
WHERE 
  key_id = 'a8d6cdc2bc0b3f1332431c51dfea666ea2721e92d07f43c3e54ecbfb5fa6fa43' 
  AND (
    token = 'xdLXDgPM1JjdYMhDHAeSuu6Ogtcp234UcVD9pm6iLLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )