UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wUhCyHLM8QyN20g2HtA087W6qX/StbL2hi5UZPauCYU=' 
WHERE 
  key_id = '819027b3cf55bf1fb216fc16f4262007231631b956ce01a387c1790115af38f2' 
  AND (
    token = 'wUhCyHLM8QyN20g2HtA087W6qX/StbL2hi5UZPauCYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )