UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IP6Vj4Mo6TMZTfDevz7QG2qoWetgwK3C/wSQ2Qy+8bk=' 
WHERE 
  key_id = 'e06ab0662ccb98fa21005fd8b31dab22095d51f8207f30bcf09cbed249c8e45b' 
  AND (
    token = 'IP6Vj4Mo6TMZTfDevz7QG2qoWetgwK3C/wSQ2Qy+8bk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )