UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GmtcMu+ekKJgVgNReMEVsdye8UCnxwDlLknSJjyiX8c=' 
WHERE 
  key_id = '4c9a51c2fb6be2a1cd6781531196f05624d66112adf6b09a561a171e0c815790' 
  AND (
    token = 'GmtcMu+ekKJgVgNReMEVsdye8UCnxwDlLknSJjyiX8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )