UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D5zjzE7mTm+H6u5W8ty68DidblSjHCVQ4qqtav/7bPU=' 
WHERE 
  key_id = '7d6be1897523c3bc6fb30a19263c4b64cff12d4e96e2c09bec5292cbb82dd296' 
  AND (
    token = 'D5zjzE7mTm+H6u5W8ty68DidblSjHCVQ4qqtav/7bPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )