UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r26A6NI1re0OCzuCfG/s8Ol8ueHYY9zv6mUAXbHyUO0=' 
WHERE 
  key_id = 'a548f43479a6cbab201596e489900f19081329d3e5fb8bd245a4ec89b53c0e34' 
  AND (
    token = 'r26A6NI1re0OCzuCfG/s8Ol8ueHYY9zv6mUAXbHyUO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )