UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCsrCqmdla24NwFOq1yAAayQPf+TNTLS+Pmoossaryg=' 
WHERE 
  key_id = '2603824fb3c06771925e2df20efce69089b21bb609de7788570a18708d86d38d' 
  AND (
    token = 'PCsrCqmdla24NwFOq1yAAayQPf+TNTLS+Pmoossaryg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )