UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pAHWs2gnLfTzsQct5bPKYJPREbpG+bNtVxiGA4wYx6U=' 
WHERE 
  key_id = '83c6cf339bc17c20713f9e54f4a94f3a36788af51dd24789c34c35d6b4a09406' 
  AND (
    token = 'pAHWs2gnLfTzsQct5bPKYJPREbpG+bNtVxiGA4wYx6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )