UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hPiIQcMXv1InKKomVkhath/85j6fEgd0pYl54TH23LU=' 
WHERE 
  key_id = '8dfcd1e0df6d304e31b3a3a03fadd50ad7c7cdca3f3665ff2d45ef0511cb261f' 
  AND (
    token = 'hPiIQcMXv1InKKomVkhath/85j6fEgd0pYl54TH23LU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )