UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3nQjOlFS0vQw3ZZ8JEqnIf0iqVP3tw37UcSqCZSwLJE=' 
WHERE 
  key_id = '75ccd9d0721d8c8e2e0da94a47070f643713e317bdd0aa9023ba37311b7c78dd' 
  AND (
    token = '3nQjOlFS0vQw3ZZ8JEqnIf0iqVP3tw37UcSqCZSwLJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )