UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKWAppIjS2vfMWs9p3E+A6nTyOJHEiYaePpHhEAxCHg=' 
WHERE 
  key_id = '973746458af89faffbba7a9b59e1b54047605c4ebcfcdbc0835b0d3204057892' 
  AND (
    token = 'PKWAppIjS2vfMWs9p3E+A6nTyOJHEiYaePpHhEAxCHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )