UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ku/oToS4uG4Ba/sXMDEk2fFBlOu77VhhnV2Fh7+ep4I=' 
WHERE 
  key_id = 'b34d39446ba322f45e2a486c8429eb30b6109e2d0456ae561f95a746badd9d04' 
  AND (
    token = 'ku/oToS4uG4Ba/sXMDEk2fFBlOu77VhhnV2Fh7+ep4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )