UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+G2JgzYsA3B1KiMWsNM99IWo1hOyEDv14cybNeSRBc=' 
WHERE 
  key_id = '9570cbca88484dc6ad02f54dc9a6de833d91b763d59fa4ee8342f3578ad66c5a' 
  AND (
    token = 't+G2JgzYsA3B1KiMWsNM99IWo1hOyEDv14cybNeSRBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )