UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3DafZB2FWGe4eDD1b2UgWQEPxH7JvIX3LmtnilQuW8M=' 
WHERE 
  key_id = '4be9411fdae4a63c123f71946986c9988522188e1e8483f5c4cdf74e14b7e1c8' 
  AND (
    token = '3DafZB2FWGe4eDD1b2UgWQEPxH7JvIX3LmtnilQuW8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )