UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9ypeFJIPZWXZmyJ8Wk4WUG3SUonJnXAfbws3y2tfSP0=' 
WHERE 
  key_id = '43a8bb5ad0b2e7263329d6428907265b4d19c8a93f3a618b0fb177a826aecc1a' 
  AND (
    token = '9ypeFJIPZWXZmyJ8Wk4WUG3SUonJnXAfbws3y2tfSP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031