UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U75UgmkWow0lt+mU2UPgHMK64tEygYzL6TLUC4ilnXM=' 
WHERE 
  key_id = '169f5588b19ea3aafc991033fcd6369534043361a9d458144f08ae42ca5787f8' 
  AND (
    token = 'U75UgmkWow0lt+mU2UPgHMK64tEygYzL6TLUC4ilnXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )