UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uqzy3M2C9w6xdAeGAJ+pTnIej2iAskeG1ZW9gKPe/KA=' 
WHERE 
  key_id = '6a8da4d95b4714dfd8729b28a34bf559b6161afd1b391fca0ee87630acda3527' 
  AND (
    token = 'Uqzy3M2C9w6xdAeGAJ+pTnIej2iAskeG1ZW9gKPe/KA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )