UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IU9w20FLq9B0BMl7yryxQZjzMf1w03LL369iwMEHiUY=' 
WHERE 
  key_id = '121c96e291ff0e66fc380b718bb4bcd4a250778fca251414e352d39ea8e445c6' 
  AND (
    token = 'IU9w20FLq9B0BMl7yryxQZjzMf1w03LL369iwMEHiUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )