UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lw46LqMqZfZIxcUhNzpfnlhr2dYGBNftDi32LGWlNLo=' 
WHERE 
  key_id = 'b5c5faec00ecdfb76631455312e9fa2b878da12523703c018e56ff28c2992cb6' 
  AND (
    token = 'Lw46LqMqZfZIxcUhNzpfnlhr2dYGBNftDi32LGWlNLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )