UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MsM/m4XqadCXPkSN4SdF2r1zzO+cup+cEdkYBYWY07w=' 
WHERE 
  key_id = '2668a9304d780e3a64a8180299037bff44e5820e478e70084ca5229c785a566b' 
  AND (
    token = 'MsM/m4XqadCXPkSN4SdF2r1zzO+cup+cEdkYBYWY07w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )