UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWUR3x/q8/CR0gQjhC7kaPUM3OCiq0jQeS65CvOZPmI=' 
WHERE 
  key_id = '53aa62990ffc938a394056316b321192273dcc607d8f64709284b124125cafda' 
  AND (
    token = 'iWUR3x/q8/CR0gQjhC7kaPUM3OCiq0jQeS65CvOZPmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )