UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c7BoyTHbX+ynpJyCRh6kplUAFdAkILXMLIWv4pdavqU=' 
WHERE 
  key_id = 'd66a7cdc81170a9a4bb4e2fcdbd2a830a3cbcc9b858bd6671c4e25c15954b66c' 
  AND (
    token = 'c7BoyTHbX+ynpJyCRh6kplUAFdAkILXMLIWv4pdavqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )