UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TJSQ4tFagoUp0i12f2KjkARV/Wm6vpWsw8n8PeeWMTs=' 
WHERE 
  key_id = 'b6eb34d04e8755df8f764243d4d478799be03b11cb5d6dfaea7307b4e9f7ae56' 
  AND (
    token = 'TJSQ4tFagoUp0i12f2KjkARV/Wm6vpWsw8n8PeeWMTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )