UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQA2u+9jSa0oKn4MNZZwvT67yD6NeUgCRqJwKjBMFo8=' 
WHERE 
  key_id = '2c4fc335f89e18bd2126994c05ef0475a35f47a6469182c3d5f5f78e923897d2' 
  AND (
    token = 'nQA2u+9jSa0oKn4MNZZwvT67yD6NeUgCRqJwKjBMFo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )