UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5aKuMZRaR3+ySLxjk5WjmC1i4bK9jtcJpxq9XICaEFM=' 
WHERE 
  key_id = '5aac89a277524ec85546d5ce34c384f43c773a7465f41c8d7e327f6c564fa767' 
  AND (
    token = '5aKuMZRaR3+ySLxjk5WjmC1i4bK9jtcJpxq9XICaEFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )