UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vHpV+rlfZ02RSCGslrv2PAMSYnZsImhmX9RG4uYFvno=' 
WHERE 
  key_id = '81ff24087da94f70b2da21a666a422c80c2b89f48913d1c97bd57a45ba459316' 
  AND (
    token = 'vHpV+rlfZ02RSCGslrv2PAMSYnZsImhmX9RG4uYFvno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )