UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'avAU4iV+6o7B72FjKKD3PkL636MTMFAwd5VX0TvA7RA=' 
WHERE 
  key_id = '8f0118c20b3b5ce1c65a1dcb21adf694929274ccd444c6f40d6e2087583b7cd4' 
  AND (
    token = 'avAU4iV+6o7B72FjKKD3PkL636MTMFAwd5VX0TvA7RA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )