UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HEHMJWwebjw53KAe2nr7A7D3W0iPfx2cvVhtx1hSun0=' 
WHERE 
  key_id = '2393f2d936dfbc1afdee47d892252ad8604f26e82157ebb873db4ec98d893df5' 
  AND (
    token = 'HEHMJWwebjw53KAe2nr7A7D3W0iPfx2cvVhtx1hSun0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )