UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jnPdTmw6EuTm0D7PrOuy3cm4OKX1VtVGcKgmpx+vCaQ=' 
WHERE 
  key_id = 'bc83e5c1225e5cffc4100a923cd4641c1156728e78da073bf68e17b25acfade8' 
  AND (
    token = 'jnPdTmw6EuTm0D7PrOuy3cm4OKX1VtVGcKgmpx+vCaQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )