UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S0ltLWTO8daoy2v3iySAlx4aTNElUZLnJUT4uTNn2xU=' 
WHERE 
  key_id = '29e991f5ad85d5f73e4e7707e93c0e6b9c393ea62684880caa616181105130d8' 
  AND (
    token = 'S0ltLWTO8daoy2v3iySAlx4aTNElUZLnJUT4uTNn2xU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )