UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ix/6F9ECtf+kJCbys5vaX3ipPHJfrObo0pXz2qsEsKk=' 
WHERE 
  key_id = '836277300bce4ec86caea99af727061ff7e8d29d57c72f1c717d7a2e85e7d308' 
  AND (
    token = 'Ix/6F9ECtf+kJCbys5vaX3ipPHJfrObo0pXz2qsEsKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )