UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emMh/WcIMxdS3iQaDP6ZNjnfB1grF6zEc8YpSnEtwps=' 
WHERE 
  key_id = 'cdfb27d79504101515f8445e7e372c4ac3b0bd9b42b8d4ecfe2736bd713efc62' 
  AND (
    token = 'emMh/WcIMxdS3iQaDP6ZNjnfB1grF6zEc8YpSnEtwps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )