UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euhbqeoJthrnuJyitl4ZgUgD6ea4/TFr963ZMfuCv40=' 
WHERE 
  key_id = 'b52704eae70e411ca39bde265c971af84af6c9e6fbc63ad48618a87ec95d1971' 
  AND (
    token = 'euhbqeoJthrnuJyitl4ZgUgD6ea4/TFr963ZMfuCv40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )