UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z9T5b/BkigJ7sLTVVBbfc8v+w/OsXxw7uuBDsUqVcFw=' 
WHERE 
  key_id = 'd7c94381e31230fb1e0805cdb83ba4f0c65f847a2474de7fa4e057c4b153d080' 
  AND (
    token = 'z9T5b/BkigJ7sLTVVBbfc8v+w/OsXxw7uuBDsUqVcFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )