UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Fw49bG3/9ekPgP+KOW9lw+AgV1Oz0jGyGoPXIrzITo=' 
WHERE 
  key_id = 'a95ba63368e3d56f218ceedde17afac588de775b68d47ff70813c453fb0ae046' 
  AND (
    token = '/Fw49bG3/9ekPgP+KOW9lw+AgV1Oz0jGyGoPXIrzITo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040