UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IzZrNURx8FSW6nvGXN1wFYKytxDqq2zGuCMDrEdzEWo=' 
WHERE 
  key_id = '2616caf5b2cf67c06459c666e7ad65c8915a5fc9595c7d13348ce0a33cdf780d' 
  AND (
    token = 'IzZrNURx8FSW6nvGXN1wFYKytxDqq2zGuCMDrEdzEWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )