UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k1q5DXJvxoWqwS1U3JLuZZmopkLDFam4nZoaxy1P9xo=' 
WHERE 
  key_id = '47347b1e61f06b7d572d6e89650f4cd63fa4ad859a8357dda907665a92236b38' 
  AND (
    token = 'k1q5DXJvxoWqwS1U3JLuZZmopkLDFam4nZoaxy1P9xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )