UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vfj3G6ZYfdlTKzwKzOv/SJ0syDFyxsJ1fTCmVq7oFig=' 
WHERE 
  key_id = 'd32702be3802bc2c1ce526c85a62c1d6795d16acab733e1806ce21791cfd812e' 
  AND (
    token = 'Vfj3G6ZYfdlTKzwKzOv/SJ0syDFyxsJ1fTCmVq7oFig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )