UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nn2qiUjlS4JUqAZfdw1bm37nufI8yj2R+cdJECEzT4w=' 
WHERE 
  key_id = 'b19623cd260448e32e97b0ed500ffe19757eb493c04210c6a1a0806bb61adc54' 
  AND (
    token = 'nn2qiUjlS4JUqAZfdw1bm37nufI8yj2R+cdJECEzT4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )