UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z86zZbgT0+AcaSvGBBPu2//bBsMXIUKICTLru+Wkpkk=' 
WHERE 
  key_id = '8be010533523abbedc3294108559287eca4dd1adcfaf164228b9d8ce62f7b0d8' 
  AND (
    token = 'Z86zZbgT0+AcaSvGBBPu2//bBsMXIUKICTLru+Wkpkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )