UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dcd5S4FSVNyBRzqH2ohtjGtp7a9bZMfWW0wYlILAUfQ=' 
WHERE 
  key_id = '168b2b0241f4060771af80981750eae052c5dfa11993cb5553f02a8f57298e3e' 
  AND (
    token = 'Dcd5S4FSVNyBRzqH2ohtjGtp7a9bZMfWW0wYlILAUfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )