UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxJzO0HQe0AmLWN2a6xpdQiXs3IfNyFcbEPKj85d/fc=' 
WHERE 
  key_id = 'f9574b3aac1e708bb5c46af95975d20e2ee84730af95d2b1c977e848bb03ee43' 
  AND (
    token = 'yxJzO0HQe0AmLWN2a6xpdQiXs3IfNyFcbEPKj85d/fc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )