UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xH0P2sjFqN1JmZvG5q3MhtlNHlHYti/6qJaToZcD7qo=' 
WHERE 
  key_id = '4d8c89533239e43aee01264ac04b639d979981f06f16832f03279a35ea984c1e' 
  AND (
    token = 'xH0P2sjFqN1JmZvG5q3MhtlNHlHYti/6qJaToZcD7qo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )