UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P1BWXhEzLKs2bge+UPv5zfIG6RfdCl5mjNaBcXRzcKE=' 
WHERE 
  key_id = '91ae4fad6b63d53e281357a8c0f1dc7088d0f297d14a4c9193304098093f66e3' 
  AND (
    token = 'P1BWXhEzLKs2bge+UPv5zfIG6RfdCl5mjNaBcXRzcKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )