UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlkimgsPNusPLkki2feEQhaZuF8XutAm1qvYXBKmK5Y=' 
WHERE 
  key_id = '1c1607c22b7483c91553513cd1a2a7be4e1ef623a41d5ff346324e693f251a46' 
  AND (
    token = 'zlkimgsPNusPLkki2feEQhaZuF8XutAm1qvYXBKmK5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )