UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OCk19IAtqASutESdddrXB/+3L3xt/XBcK/XV+bMkrTU=' 
WHERE 
  key_id = '167aa5f054b4e43e0c1728b0daaadf7f62e1adad4741ecbd94a61cf4fecb31f9' 
  AND (
    token = 'OCk19IAtqASutESdddrXB/+3L3xt/XBcK/XV+bMkrTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )