UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2nBXcp9m+QSZRD5jbVedfOL4lcVId/uESmzHeTL28zU=' 
WHERE 
  key_id = 'fa50f64e43250180ba65aefd238f518b587d9aa70915dc6e03b82f6e44aed3b2' 
  AND (
    token = '2nBXcp9m+QSZRD5jbVedfOL4lcVId/uESmzHeTL28zU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )