UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WNqkJsNKxUyrXnu1oTH4Vx6i+ABEXU6xpCV4sqYGBVU=' 
WHERE 
  key_id = '10e370ac5be8cb1fd1b0f605d05a4b6e278a986d27378f562b5a5a038f98d95a' 
  AND (
    token = 'WNqkJsNKxUyrXnu1oTH4Vx6i+ABEXU6xpCV4sqYGBVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )