UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F+E+B+L1rARQ4es4hdpQzw3AIyyueff9h0p9KL1VhNA=' 
WHERE 
  key_id = '6d4a51bdede56eab7bbf443078fa7815b7367e6d668477d130713f41e6440179' 
  AND (
    token = 'F+E+B+L1rARQ4es4hdpQzw3AIyyueff9h0p9KL1VhNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )