UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lR6+FqCmN07K3ri9lBhQxUgX+DmKftVpmUTKnYUG3s8=' 
WHERE 
  key_id = '81f2cdc83ac3cc60a08d302765391450ba4a990788a8a4e81479a49e6de6d0c1' 
  AND (
    token = 'lR6+FqCmN07K3ri9lBhQxUgX+DmKftVpmUTKnYUG3s8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )