UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N0SrOK0cYHmntXR5tHFKZsEQhziHtQWZRYguXiyYaHg=' 
WHERE 
  key_id = '4d8189642807a34cfddfefbcefaa568c7794a2c79e64db8a51c419154cb13457' 
  AND (
    token = 'N0SrOK0cYHmntXR5tHFKZsEQhziHtQWZRYguXiyYaHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )