UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2tlyZTMYEWhSfrprrvb8RHW41piCqAtzOG1GbnJ7vHg=' 
WHERE 
  key_id = '4d313c5de8881690fb0cf77edfea81d8e1eea131f0822e493ec9f1eecb3021e9' 
  AND (
    token = '2tlyZTMYEWhSfrprrvb8RHW41piCqAtzOG1GbnJ7vHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )