UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9G46n+Bj8lRK1IZnZjob/Zdzt+jwEOkRULRq5siUW68=' 
WHERE 
  key_id = '1968a6f10ae621967fefbfdc2663528905ecf21282ffb69eb94d55bbab2113f4' 
  AND (
    token = '9G46n+Bj8lRK1IZnZjob/Zdzt+jwEOkRULRq5siUW68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )