UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YU4ek6KVdYXBdKg5baQuFzvFw1v9Z+PZxIQeeo6TSLQ=' 
WHERE 
  key_id = '6a8c2b9e731435634ca5fb5e1e36cb35f762c2362171c7a320e545deaab7c26c' 
  AND (
    token = 'YU4ek6KVdYXBdKg5baQuFzvFw1v9Z+PZxIQeeo6TSLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )