UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yux7GwSwS2Gj2pV8h7fXA6opjZjhSQJPHh3WyjFTMnE=' 
WHERE 
  key_id = 'ced83644fd18283eb638f99307699e11a4673b418e4a81c66d189ff9ae6e68eb' 
  AND (
    token = 'Yux7GwSwS2Gj2pV8h7fXA6opjZjhSQJPHh3WyjFTMnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )