UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5zktkbk4WJVFg2amlEvozh6GivoDloru5YOfUYnmns=' 
WHERE 
  key_id = '38127d6baaf41f3e77df17c72c0ad469cf3ba3baf4b7f6dcfa53678a134ac040' 
  AND (
    token = 'V5zktkbk4WJVFg2amlEvozh6GivoDloru5YOfUYnmns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )