UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g8Nz2VVqV+QQueH1dOXOTX2d/vXcdZkqk2sMZ+Ag3eU=' 
WHERE 
  key_id = 'd21c2bf198d68adb1cfbf87fa1fa6ebfd17f72cd6fa936c99d8488898814590d' 
  AND (
    token = 'g8Nz2VVqV+QQueH1dOXOTX2d/vXcdZkqk2sMZ+Ag3eU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )