UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NgikAr4oiH0C1gdwDPDzEuXzEayB6FUCYsD3fkYeJEU=' 
WHERE 
  key_id = '1462793795de08b6b37e3391cc7a62c1e39cd43941b193a7f11771f1cb6b5870' 
  AND (
    token = 'NgikAr4oiH0C1gdwDPDzEuXzEayB6FUCYsD3fkYeJEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )