UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U9796VLU3J3UgD8fRyXk7x8X60C9ayBf7V/E76vTr/Y=' 
WHERE 
  key_id = '1f3607595049e70df4741727e3680b86b2a548a67908527602a3f6b02360185c' 
  AND (
    token = 'U9796VLU3J3UgD8fRyXk7x8X60C9ayBf7V/E76vTr/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )