UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zCThV9uLpi+YiyZ0uD8E0rzHQOVFNPDzHKIUMBdVujk=' 
WHERE 
  key_id = '3471d1ed63cc9512e737c832d3807d6695a685d46491787559d9b6bc9425908f' 
  AND (
    token = 'zCThV9uLpi+YiyZ0uD8E0rzHQOVFNPDzHKIUMBdVujk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )