UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tb6TMd4PhMzSD+Ca6IgDM+6j0ed56TtJ3BWfkBLX9xU=' 
WHERE 
  key_id = '494699a11763bb7748ec1336adc4ecb9bb018275ccff419036c4417f593f7b39' 
  AND (
    token = 'Tb6TMd4PhMzSD+Ca6IgDM+6j0ed56TtJ3BWfkBLX9xU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )