UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71O74AzNL+A2nST2uYkhgEzPpYtuklHjHIArkpSRWEc=' 
WHERE 
  key_id = 'f3aabd11929daf2636f6109391e4a8b9e014be9cc7df1d603ad65760a7ea5d50' 
  AND (
    token = '71O74AzNL+A2nST2uYkhgEzPpYtuklHjHIArkpSRWEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034