UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4nFnFuDHibQ7//E1q7iTzaKtJ3aVmse98GAQeMtFvR8=' 
WHERE 
  key_id = '4c95ab9ed8911308e550dc310820997ee9784b04d8de6f0f7c44f1981a0f503c' 
  AND (
    token = '4nFnFuDHibQ7//E1q7iTzaKtJ3aVmse98GAQeMtFvR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )