UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WT987S37mEaYAfSvMLb41kabRWzWiiShrb3LrX4/P+k=' 
WHERE 
  key_id = '7d11395349864e756f434df52e9b575e05cccee9d1bda84cb241e5355c94923e' 
  AND (
    token = 'WT987S37mEaYAfSvMLb41kabRWzWiiShrb3LrX4/P+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )