UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GPyRel3uoADzqtlDNVVoV9tkbGfbHUPhNfgAxBCpa0Y=' 
WHERE 
  key_id = '7b7fb403bce08f520e1f0d06808992a849da75b83c909efdae398fa6f5926f94' 
  AND (
    token = 'GPyRel3uoADzqtlDNVVoV9tkbGfbHUPhNfgAxBCpa0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )