UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qRJFgiLcIz9BHl1nCqns4N5wtXEeZ6vGaA+NfInKiU8=' 
WHERE 
  key_id = '491bcd7c7c0c2edee6709fd5fba5d4edc5eeb0d87b5374c37bcca4da1c82b944' 
  AND (
    token = 'qRJFgiLcIz9BHl1nCqns4N5wtXEeZ6vGaA+NfInKiU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )