UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+xx3NcdJx6+sviPL2zOZd4qGlNayWvPKQXq9W+cfUNs=' 
WHERE 
  key_id = 'db8c811576c66b0af03000ebc9c0a496925fe89e99ea35a581df0d8931299151' 
  AND (
    token = '+xx3NcdJx6+sviPL2zOZd4qGlNayWvPKQXq9W+cfUNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )