UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjuEbCq9c9HZrUll2DzfjRLTpNNEqownkF8MFLjdtfU=' 
WHERE 
  key_id = '2881b24219f4276a053b32ea3756afa08cf6739b3c32719f2668979575e41942' 
  AND (
    token = 'AjuEbCq9c9HZrUll2DzfjRLTpNNEqownkF8MFLjdtfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )