UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V2tt9KpekNXA7txCF20iL5GOTRyvn9YZiXTs/h/TN1g=' 
WHERE 
  key_id = '4e6b5a4ab3e9b49618af54c27e6284afd1120363f0e53305f08e0f37eab8785f' 
  AND (
    token = 'V2tt9KpekNXA7txCF20iL5GOTRyvn9YZiXTs/h/TN1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )