UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dMxoqiGVovjk8GVTmo1gCUFy6urQWFo8a1TRhKgcvf4=' 
WHERE 
  key_id = '82136f93843f2653b248fda78d442a68eca17fbf587544c645fa6498661fcd82' 
  AND (
    token = 'dMxoqiGVovjk8GVTmo1gCUFy6urQWFo8a1TRhKgcvf4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )