UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CUNnTURwJrOZoZI1Zn8HxD1ZVpTpeuYPxRaLUic5230=' 
WHERE 
  key_id = '3186328552f5519d9d3cb12dcce31f2013704225281fb87cb1e40b7af9585bb5' 
  AND (
    token = 'CUNnTURwJrOZoZI1Zn8HxD1ZVpTpeuYPxRaLUic5230=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )