UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mGXX50y6DkBQiZi806UUJScJfv8PsFmK+mNEruaoKGY=' 
WHERE 
  key_id = '779f2ad4de504d80ad38a9fad74a3218a4a861d9a4f28434e21b587ce208ba38' 
  AND (
    token = 'mGXX50y6DkBQiZi806UUJScJfv8PsFmK+mNEruaoKGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )