UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2R7tpfI6NyGt+zmIjnb1k2Hu4d6d8mdOYj26XMiYmg=' 
WHERE 
  key_id = '68df3314b17ece18669d251a7bba6ece44e9bf6c4109ac6f1c80664d30255e69' 
  AND (
    token = 'h2R7tpfI6NyGt+zmIjnb1k2Hu4d6d8mdOYj26XMiYmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )