UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sjEmSvJqzFX7r49V5NPu1eNhqjPLn7rdXDKPXQ3ENhg=' 
WHERE 
  key_id = '2c4bfbaf4210d61b7a54ff91dfe12f01b174b169c46cc31c75579f12e0d5be98' 
  AND (
    token = 'sjEmSvJqzFX7r49V5NPu1eNhqjPLn7rdXDKPXQ3ENhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )