UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aCM5hBnfIhzI+BYbmge3iBgmTQySklgvjccwH9Q09Vc=' 
WHERE 
  key_id = '21ebfaa1d6e86a66994f852a9a77cac53e0147747638d9b0fad1f4b650b3cad1' 
  AND (
    token = 'aCM5hBnfIhzI+BYbmge3iBgmTQySklgvjccwH9Q09Vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )