UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wq0xIRxI2hsT5cPiS21UD+BpZkh4eOKtB/x9HX6IUK0=' 
WHERE 
  key_id = 'f1478088321b6a08d2b44443654a9b5c1dfa645226a5bc5c5118f511598ec883' 
  AND (
    token = 'wq0xIRxI2hsT5cPiS21UD+BpZkh4eOKtB/x9HX6IUK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )