UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f8llxQpHO3oCBivrUfYZxw5LwJBGE94VkiG9bzyANmE=' 
WHERE 
  key_id = '209122a4c42cf349402cad03eb937348ce8d60baab5f121e20640430226be8a7' 
  AND (
    token = 'f8llxQpHO3oCBivrUfYZxw5LwJBGE94VkiG9bzyANmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )