UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uWpdEOlm87623c0c/8ghmFshI+OKKTSXufSRAoz8Zbk=' 
WHERE 
  key_id = 'fbee0c107a2cc1e1b6ce340847b2792cf2a10dc4bed1cc2f56fcc3859507db6c' 
  AND (
    token = 'uWpdEOlm87623c0c/8ghmFshI+OKKTSXufSRAoz8Zbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )