UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+k2JzsGVvGlUGmmOuEe4iWK7LhBnfUyp0aXy4PEFZVI=' 
WHERE 
  key_id = 'bb84eecde6305d8072a63faff60ac734f61f80ebb8a1ebf22616b7b1777f9815' 
  AND (
    token = '+k2JzsGVvGlUGmmOuEe4iWK7LhBnfUyp0aXy4PEFZVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )