UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RlUb80zkCRAOi7KkxREyvI5Ik9OdOw1FEXD8he/x9M=' 
WHERE 
  key_id = 'c848c7f22e7db81309de6f952a911e60b645004c861f319efcc45047913adec4' 
  AND (
    token = '6RlUb80zkCRAOi7KkxREyvI5Ik9OdOw1FEXD8he/x9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )