UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'me/uLKZ1ciWqdyqZWFbEiv626NDOzaQlhMkPfz1irjc=' 
WHERE 
  key_id = '9e53db968aa1f631e2bd5860431afb9a3c35a27f211e3943a9958ee3a99787ea' 
  AND (
    token = 'me/uLKZ1ciWqdyqZWFbEiv626NDOzaQlhMkPfz1irjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )