UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KU8LfbsdsjkHD9QXwj7+DkrJj4LVwtfHoLh/cA/DV7w=' 
WHERE 
  key_id = '3d30ac732c849b177666ccf9bbcd1eb25b403a478427c2188636d9d3cc9b073a' 
  AND (
    token = 'KU8LfbsdsjkHD9QXwj7+DkrJj4LVwtfHoLh/cA/DV7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )