UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZmxGypZWUk1eki1kGe5+q+OA4BNi2cZVgiFrTL4YVHc=' 
WHERE 
  key_id = '4bfb9d724ef73b913b9c2c44d1abaf83af28978ea3b2ea90abd02a675b657962' 
  AND (
    token = 'ZmxGypZWUk1eki1kGe5+q+OA4BNi2cZVgiFrTL4YVHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )