UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I/W8+IifgfHlHGo8v9ChMXi66GuYSrR+wcamTBmn39U=' 
WHERE 
  key_id = '99638e53493cbc847b889d9be4042d4f626e609108c34d8b8b53ba6236d2b247' 
  AND (
    token = 'I/W8+IifgfHlHGo8v9ChMXi66GuYSrR+wcamTBmn39U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )