UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RT5t7Gkx0VQuIWgJEWnXN6jHubCVXn1EBty9LqrIO50=' 
WHERE 
  key_id = '9323ce34f46a6aeee2434d91412f8816786cb527711e1ce45737130db0b1aaac' 
  AND (
    token = 'RT5t7Gkx0VQuIWgJEWnXN6jHubCVXn1EBty9LqrIO50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )