UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MN0mfaJwBGnIuT1To3sBznsIgeUFRzKuQMMwe9AJEyk=' 
WHERE 
  key_id = '9cd1c8957213766ab42961aa19e547ac78c1d133e1a0a15418cdee2421c4703a' 
  AND (
    token = 'MN0mfaJwBGnIuT1To3sBznsIgeUFRzKuQMMwe9AJEyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )