UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zretFat+mGY/GQRaOExHUpRtoLcL5r3JOfJEFTi31wQ=' 
WHERE 
  key_id = '58c8fc39cbc19376088a0a44eaf42e3d86d1b83c64ad100cb1097ebbba970782' 
  AND (
    token = 'zretFat+mGY/GQRaOExHUpRtoLcL5r3JOfJEFTi31wQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )