UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uI5nvN2FxziDJR6QMjGEh48Ab6cypeFfps/yKuMA4UY=' 
WHERE 
  key_id = '4e304d1dd0fd604c8d02b9db382282983af76afca8d90b7adffc54ef4e7407ea' 
  AND (
    token = 'uI5nvN2FxziDJR6QMjGEh48Ab6cypeFfps/yKuMA4UY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )