UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MmtnB/bCucKuFw9isUymcKmNg6pI6Ql2PnhPOHNi1fY=' 
WHERE 
  key_id = 'f0a653fb7a79c204f986026e5b3980264dbd944acdf30f07abae6623ab82cbfe' 
  AND (
    token = 'MmtnB/bCucKuFw9isUymcKmNg6pI6Ql2PnhPOHNi1fY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )