UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dixuquKk7HdbEH/k7vu4mxtKuHcJxePzFBLcxDULEa0=' 
WHERE 
  key_id = 'f71e75594514859a758d1e7bfc39522e3fca150778a5c8d1f87b316f9eca9f42' 
  AND (
    token = 'dixuquKk7HdbEH/k7vu4mxtKuHcJxePzFBLcxDULEa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )