UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XUD6NLdz6RgKFhWJLR7+m6FddeO7izx7FwcVYzwainU=' 
WHERE 
  key_id = '4dc9fab263a78309681f778561faa2699c6346ae86615c911b506a90e9325c30' 
  AND (
    token = 'XUD6NLdz6RgKFhWJLR7+m6FddeO7izx7FwcVYzwainU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )