UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VpvrTEBsF47aPzS1SxSyOKNKzVRiYHOnr5fn7S0r04U=' 
WHERE 
  key_id = 'b9402284a7357521690f8c87bece9f0a120ffa2b9ad7c7f442299d0fc6808667' 
  AND (
    token = 'VpvrTEBsF47aPzS1SxSyOKNKzVRiYHOnr5fn7S0r04U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )