UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Y/xhSROvy79na51ZouefuKmaZ47NpYJ6Caq65m8Ag0=' 
WHERE 
  key_id = '748a7cf3bbcb7ed34dc1750a459d278f9083383c25566f1f176e57b557946a82' 
  AND (
    token = '+Y/xhSROvy79na51ZouefuKmaZ47NpYJ6Caq65m8Ag0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )