UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lfxEyqUTLD+p5JhLdUqE57RucXGBZS/3j7pMa7UbQ9k=' 
WHERE 
  key_id = '250596f2791d718bacc0016c3128536c3e5cd544f0a36e67a436e8ced28b4577' 
  AND (
    token = 'lfxEyqUTLD+p5JhLdUqE57RucXGBZS/3j7pMa7UbQ9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )