UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6gduqHVhW1NNzWYtslftlYzySg0+EK1sqozhnkaACM=' 
WHERE 
  key_id = 'efe4b190c5dd66ba705b0de6d79f6bb87191c168b854ac824fb8281bda04427b' 
  AND (
    token = 'b6gduqHVhW1NNzWYtslftlYzySg0+EK1sqozhnkaACM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030