UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18rIaaP6VTfrlkchI42uF7X8FDeUV0nDrf1wQd1IiZ8=' 
WHERE 
  key_id = 'ab5e1201f9fc49a35a0b781a837eb1d6084a680f8803e71703e5a4093e248658' 
  AND (
    token = '18rIaaP6VTfrlkchI42uF7X8FDeUV0nDrf1wQd1IiZ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )