UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SU8ImYAMU4F7oV7DLnt7OzzvKGNVoa62K7WGJgcX+gU=' 
WHERE 
  key_id = '83e7c2b5c864c42c83f4d6f3354090e99cc47a2fe2596ca5b3fb245d722c02ee' 
  AND (
    token = 'SU8ImYAMU4F7oV7DLnt7OzzvKGNVoa62K7WGJgcX+gU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )