UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cqhMWSBPsMKrVEUFm6U+P/xqybIWvX8WacCyvE1Qi0k=' 
WHERE 
  key_id = '71ff2f3e1926f3fa31974ca48e8047fca590e42a646e9a907432c796a2b13e7a' 
  AND (
    token = 'cqhMWSBPsMKrVEUFm6U+P/xqybIWvX8WacCyvE1Qi0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )