UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h0kKuV78OTvPwBMcihCR2ttDW9MEAr56eoXbpN4QPTw=' 
WHERE 
  key_id = 'cf849905c2a5b8aac2c0a0e8d3f47c56cb005ed00f06c91954cfa9e3db7c4bb6' 
  AND (
    token = 'h0kKuV78OTvPwBMcihCR2ttDW9MEAr56eoXbpN4QPTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )