UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51Xstb+XC2rO48qFbMEaUU5MfFICruWB2tCO0/eN8fs=' 
WHERE 
  key_id = 'e25d7266b75e83597c92e5dd8f25bda26faa32ecb88041554a1ffb297a42f7ba' 
  AND (
    token = '51Xstb+XC2rO48qFbMEaUU5MfFICruWB2tCO0/eN8fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )