UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RGh3ZYZ1gLvfCJtCpi4mymQWQfYWqZjUKd1hvrx07Uc=' 
WHERE 
  key_id = '270d7695752379200a26c5eb77b88c846e49b2725762e37263a431a36642845e' 
  AND (
    token = 'RGh3ZYZ1gLvfCJtCpi4mymQWQfYWqZjUKd1hvrx07Uc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )