UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZM0Ypst1IFDWh7RKK+RnAPyx8Rk0F1F5mqSKfFZ/JgM=' 
WHERE 
  key_id = '4ebd45b84964e84a61c3244f037b746947dab30961321e4499495261747a51c2' 
  AND (
    token = 'ZM0Ypst1IFDWh7RKK+RnAPyx8Rk0F1F5mqSKfFZ/JgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )