UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zbNq+Z0jSRUhwa6RzA2v/Q9xYfoVuxgyLAnkOcjYMq0=' 
WHERE 
  key_id = '6b0f4170b5d9b15ea94883c91f11ede79a5e38760e79fc48fe520221b5e43a1c' 
  AND (
    token = 'zbNq+Z0jSRUhwa6RzA2v/Q9xYfoVuxgyLAnkOcjYMq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )