UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lthjFYCu1D5JchjVZPUTQA0bkqYYiMxcGmNrHP04u5Y=' 
WHERE 
  key_id = '5ad1da3272fbb6835fd429912016be53f981439c744a95e03a5daf2ab44c0146' 
  AND (
    token = 'lthjFYCu1D5JchjVZPUTQA0bkqYYiMxcGmNrHP04u5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )