UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VWSElBCDFiSJ2eYka/z4Np1G1cJyCCF/qnxG2GmY+9E=' 
WHERE 
  key_id = '7df0da19b5686f3a1203e3f7e969ddead417198df3311a545b5bf718c06e9f94' 
  AND (
    token = 'VWSElBCDFiSJ2eYka/z4Np1G1cJyCCF/qnxG2GmY+9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )