UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlbpA1/d2e78z5eD1VKyajkCBGlL8I+RipFM2/hOKwk=' 
WHERE 
  key_id = '249a318f3fb807817fb77797e87bdad2f32f6d78708a2c924640ea741046019f' 
  AND (
    token = 'mlbpA1/d2e78z5eD1VKyajkCBGlL8I+RipFM2/hOKwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )