UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l2mBrUk8bRXSc0yyKxiyC9BLIJspdUo4azAaqjKqhec=' 
WHERE 
  key_id = '1a2575234f937a218de29fb45b50926e75ec4ddbd3502b0f759f846c8e7c920b' 
  AND (
    token = 'l2mBrUk8bRXSc0yyKxiyC9BLIJspdUo4azAaqjKqhec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )