UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HowTmeqY6JCXvT9ClrXkk5y5T268rKZiGtiijUk8PtY=' 
WHERE 
  key_id = '9c436b330e0502787a6c345571bd2d3656fdc6dcc432c47b489b8590a4e0533f' 
  AND (
    token = 'HowTmeqY6JCXvT9ClrXkk5y5T268rKZiGtiijUk8PtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )