UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lK/UOOi7kaFmBpX5rsUG7x84ei6JXL8lA+Z3ns9gtGI=' 
WHERE 
  key_id = '73c9723aa539334bec2c8cb789ae0f5c9ed9b7e960985d15a1b8a24942bfa4e4' 
  AND (
    token = 'lK/UOOi7kaFmBpX5rsUG7x84ei6JXL8lA+Z3ns9gtGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )