UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qS68N3wq8Au0EbYrjefXUd9BVYaoTznhqamFo5pk5QM=' 
WHERE 
  key_id = '48d1ec16fe944f298d01b64baecb6975a1dac1ea97af94a54812087760e9fac0' 
  AND (
    token = 'qS68N3wq8Au0EbYrjefXUd9BVYaoTznhqamFo5pk5QM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )