UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FhqFj7Jev4txafBWeXgnLb20yEzNwd1vPyUJLTW44pg=' 
WHERE 
  key_id = '568b2a0522ac61be9e2b454f4c5dffd0e2754e2f6ac6931c8c7e3e57d1c2f697' 
  AND (
    token = 'FhqFj7Jev4txafBWeXgnLb20yEzNwd1vPyUJLTW44pg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )