UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PO3YnTVQ8yx8htn9yKQ5pAyG6fR3va/RM1ow5rKsMYY=' 
WHERE 
  key_id = '19b7247a06ac814901db5720174ef28cdae0bb9e740bd39987d29a2731962323' 
  AND (
    token = 'PO3YnTVQ8yx8htn9yKQ5pAyG6fR3va/RM1ow5rKsMYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )