UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4BjUsTP8cXl1DVHMAv0gsrgOyitjuPf4jXWzmmN4DTM=' 
WHERE 
  key_id = '298b7918bc225868dbc79ea90aa0216cf64707871543097b0b111f1477a9d50b' 
  AND (
    token = '4BjUsTP8cXl1DVHMAv0gsrgOyitjuPf4jXWzmmN4DTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )