UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RsUCunnW380eQCYCqMI8JSzK+8CW05rEZk6BYrs94g=' 
WHERE 
  key_id = 'f135c48ffd1753663e27a224c813bd36932e9e5e09637b42f64e8519dfbbb71d' 
  AND (
    token = '6RsUCunnW380eQCYCqMI8JSzK+8CW05rEZk6BYrs94g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )