UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SkJ0y4zuppK73KXAAQI/foq3dj+iCa6LwXu2bImb364=' 
WHERE 
  key_id = 'c84e526ae85ce9cbd662c13b512d2784aa841e4c9e940e7080270bda372934e5' 
  AND (
    token = 'SkJ0y4zuppK73KXAAQI/foq3dj+iCa6LwXu2bImb364=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )