UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hgi4ZPnUjftwA5qlK+/jdvExtdzprqrLUAnTjHYttOk=' 
WHERE 
  key_id = '6a5215762f76989caa41811fdaa1726c105f60078091dd7658d06260ba5c51d9' 
  AND (
    token = 'Hgi4ZPnUjftwA5qlK+/jdvExtdzprqrLUAnTjHYttOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )