UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFiCCTwDYNnwJlMXHGieuWecWJUxBtt+MMPtWrCko1w=' 
WHERE 
  key_id = 'a54c5ee9060a3ae7e1db334588bfd79da7e495162631fa7881cb89ac3b6fa6fa' 
  AND (
    token = 'nFiCCTwDYNnwJlMXHGieuWecWJUxBtt+MMPtWrCko1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026