UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7MPjwLasFNbfkCH1CmXnHJQrynN3ruIJW790hioyJ2s=' 
WHERE 
  key_id = '68eb0b64cccee8c14bcc83c42d787498f64d31c59970361fc3aa1a1b147028de' 
  AND (
    token = '7MPjwLasFNbfkCH1CmXnHJQrynN3ruIJW790hioyJ2s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )