UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVnKaz7FTaHw9SaUbqquYF21lH4qje2i8YmV+zMP+GY=' 
WHERE 
  key_id = 'b3e8d47a3bfb8c490590cb657e2774a6aacac9bfab22767a88f9642be038f2a6' 
  AND (
    token = 'pVnKaz7FTaHw9SaUbqquYF21lH4qje2i8YmV+zMP+GY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )