UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+zkL1ZtOC4/JO494YZ7yvSItl5Ueq2TATLxjmtpGtmw=' 
WHERE 
  key_id = 'c827ef4c5a878a8e38605549fb11ac2108eb93580dc2282ece402d8afbb4b44b' 
  AND (
    token = '+zkL1ZtOC4/JO494YZ7yvSItl5Ueq2TATLxjmtpGtmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )