UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rx3swqAWRNduvAYmBPYGddrOvpMjdtZeKKLP4VACEWI=' 
WHERE 
  key_id = '505cbe5cada3c5edbcfaf90709ffe40ed6552bc121fd152b4a609594f0bc6c6c' 
  AND (
    token = 'Rx3swqAWRNduvAYmBPYGddrOvpMjdtZeKKLP4VACEWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )