UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '99H6oxSCR/KPxF67LP7Y0QRjO/cuioSLSk7XwpLPvCo=' 
WHERE 
  key_id = '1c0c3074a03de399d0a1f163c7b4d542929cdc79abedb432a112c4ef91da4525' 
  AND (
    token = '99H6oxSCR/KPxF67LP7Y0QRjO/cuioSLSk7XwpLPvCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )