UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YluFKkaFi6/BmccPGkjuBrzNsnIFLKmVFvPD2JwYPdY=' 
WHERE 
  key_id = '77b39f12d17be944723271e1102e002aa7b5d847d2380c561292e6f9a738e833' 
  AND (
    token = 'YluFKkaFi6/BmccPGkjuBrzNsnIFLKmVFvPD2JwYPdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )