UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O78OEpaP/K/nFS7l2nKKPGwJrFoJ2VWm+Xo0jiGEZ+4=' 
WHERE 
  key_id = '71735ef4535d1003c1e41892ec83e2a4fd9fc60370f669ca177a6b35b0d8dab4' 
  AND (
    token = 'O78OEpaP/K/nFS7l2nKKPGwJrFoJ2VWm+Xo0jiGEZ+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )