UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dfQ9QS1kX2eE+4k9uaROmkjLgJ0Iy4eFHBFVt1lIiWM=' 
WHERE 
  key_id = '859bd4f0fe5d37b2ce669eb64de0a241514c2570f66760712e78fc1c744c934f' 
  AND (
    token = 'dfQ9QS1kX2eE+4k9uaROmkjLgJ0Iy4eFHBFVt1lIiWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )