UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6vqQVWjcccNU3YQnjP6UiOjSzASQ/SIbXmmmyeiAJI=' 
WHERE 
  key_id = '534ff4514d0b5ff289803841e0250f0e6626220057f54ac6fad962696d0df15a' 
  AND (
    token = 'G6vqQVWjcccNU3YQnjP6UiOjSzASQ/SIbXmmmyeiAJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )