UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fnjOdVYdK0KYLgdirHLLyNl8JQrTErOPqtX2g7baUKQ=' 
WHERE 
  key_id = 'e68d9412119316488cc395428b336d1b38a0ecb1f89568914859aa76047a090c' 
  AND (
    token = 'fnjOdVYdK0KYLgdirHLLyNl8JQrTErOPqtX2g7baUKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )