UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b2MPTfzUj1voCDPVpGPQn1MAVBpfiRIotI7Uam6V3ns=' 
WHERE 
  key_id = '689cb9b4f7e94ad43882ea005834d47cda271a62b532195df1039c0e2edfc7fc' 
  AND (
    token = 'b2MPTfzUj1voCDPVpGPQn1MAVBpfiRIotI7Uam6V3ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )