UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVmabHhLqawcit83jAvGgJUEPlCagHpSknYmlnVIw34=' 
WHERE 
  key_id = '1c561c674faa5d0ae531d9f02090a788b41524eccf91f796cdff31edf9551ec1' 
  AND (
    token = 'PVmabHhLqawcit83jAvGgJUEPlCagHpSknYmlnVIw34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )