UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4qxZa04FjPkHYWnWg7+SeroKSgeXLDlwi4aDHBouDrk=' 
WHERE 
  key_id = 'c537c568d694c81f093bd53f8ec12cab801445b48a0c1feaf1529eb8359edc66' 
  AND (
    token = '4qxZa04FjPkHYWnWg7+SeroKSgeXLDlwi4aDHBouDrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )