UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sZRj6l1hjJ+OQjQeUN+XfWa9QMx0FV9zq3paXBzoUmw=' 
WHERE 
  key_id = '688d618840d4ad60a194d1050930f64223329d66f15139b6476cc8a71b4af957' 
  AND (
    token = 'sZRj6l1hjJ+OQjQeUN+XfWa9QMx0FV9zq3paXBzoUmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )