UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gVpq9rUjRZeYdIcbVwUqhMzZXTz94m7zrG5FjYkGTxk=' 
WHERE 
  key_id = '12c807e3d7494adf27493400530a348344a94235849548c4c73dc96e3cea58d8' 
  AND (
    token = 'gVpq9rUjRZeYdIcbVwUqhMzZXTz94m7zrG5FjYkGTxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )