UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zxEQMegOWnqI6M4IrWRbGrDvLa2oQfxTWfsnSYFBIcc=' 
WHERE 
  key_id = '8d10c643678f967804f1f937c6bc3c3b6a5dfb065b4bf6b9cc7f3ed205f7f203' 
  AND (
    token = 'zxEQMegOWnqI6M4IrWRbGrDvLa2oQfxTWfsnSYFBIcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )