UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uVkf6X8JBUzjgyyXX/NANw0oZgtarSfj2c6vi2mP6DQ=' 
WHERE 
  key_id = '2a8230f13f10a94eef27ef4ba3331084360a09ab7a09822f8d38f94f7894edb7' 
  AND (
    token = 'uVkf6X8JBUzjgyyXX/NANw0oZgtarSfj2c6vi2mP6DQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )