UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfNIQmaMsk8p6PolSJtdwkTrBrjIqiVOn4a9bGAfeIc=' 
WHERE 
  key_id = '23e208e50d771aad453dbb376f98280b29efac538752e2b083011170467f0794' 
  AND (
    token = 'RfNIQmaMsk8p6PolSJtdwkTrBrjIqiVOn4a9bGAfeIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )