UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8AJr6JEbzgrwrv+EewviA/L1Vz+jiKgua5O46jqt3Y=' 
WHERE 
  key_id = 'a810f0332419a306ee604b3a82da635d462ac0c8f3b3f7d1b42b97c02cde4eec' 
  AND (
    token = 'm8AJr6JEbzgrwrv+EewviA/L1Vz+jiKgua5O46jqt3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )