UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mLV5LHE+RD+VIZpifLPbcW68Gm0LTAUiisot4Hp08Jo=' 
WHERE 
  key_id = 'e68db36da22ffd68bd099d9d11e74ef914f9b94dd650e23b415794b89b54d03a' 
  AND (
    token = 'mLV5LHE+RD+VIZpifLPbcW68Gm0LTAUiisot4Hp08Jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )