UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vRdi42xQDRRwUd3psuVmwHbhHh6xHu2Kgxfa8i8fzDQ=' 
WHERE 
  key_id = 'd42c4b99af15f735a6739820e6c12d8f7f1164a99265d73f528b62e033494772' 
  AND (
    token = 'vRdi42xQDRRwUd3psuVmwHbhHh6xHu2Kgxfa8i8fzDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )