UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xi+tcAslUXM0aCmeB5jAQrBPXjD3Rg2dU/gsOGDvBcM=' 
WHERE 
  key_id = '257526cedf9b1f87b5dc6b7aa6ec44e8e53bfc1793583d0c06cf7916bd2f4419' 
  AND (
    token = 'xi+tcAslUXM0aCmeB5jAQrBPXjD3Rg2dU/gsOGDvBcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )