UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZPEo7KJRU5nfbOTgE3L/2w9dtTYsZYGmtAr3UtDpf5Y=' 
WHERE 
  key_id = '766f4d3ae860ed5f1d8f9ed7d29d12723cf81999ecd26298da031bfd2b2b0ca7' 
  AND (
    token = 'ZPEo7KJRU5nfbOTgE3L/2w9dtTYsZYGmtAr3UtDpf5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )