UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0OG6PcTzeIsn3SncSD77/tUydERkLaDiVXemMBdlK18=' 
WHERE 
  key_id = 'a834038020bb422d1784691822ff88c9bbec27acf40716112a25a54a1d9278b1' 
  AND (
    token = '0OG6PcTzeIsn3SncSD77/tUydERkLaDiVXemMBdlK18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )