UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YJVWJ5za163gN7soKvu6ln/JSTklyZ2Wrj9a0nSxccw=' 
WHERE 
  key_id = '44a3e7b02f4ff370bd2dd43c91ace877ee6b19f0eb8b97cb5d56191ec6d171ce' 
  AND (
    token = 'YJVWJ5za163gN7soKvu6ln/JSTklyZ2Wrj9a0nSxccw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )