UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttzMC0EdTaF7Uk68jypkuVG4E6FLQIhExLqQ4/kWtI0=' 
WHERE 
  key_id = '79aa7b579a7cb6d9a86d56663ac8a221d1750ba72d7c047cdd4de4de916a2563' 
  AND (
    token = 'ttzMC0EdTaF7Uk68jypkuVG4E6FLQIhExLqQ4/kWtI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )