UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fKpHuAYBbxi9QdC+IjMTY1hSPr/uzEcMLXZWBEg23NU=' 
WHERE 
  key_id = '6984c788158e34ff2771c49cfb45de1916b6dcc16852a0eeaf3d225a5f1b533f' 
  AND (
    token = 'fKpHuAYBbxi9QdC+IjMTY1hSPr/uzEcMLXZWBEg23NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )