UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MckEWD9jc9ZcOs/AB/uRUSs1GRwXVQjq9t6vMsDU22o=' 
WHERE 
  key_id = '33fff2be4879bf9cd8d2b629f40661efc99503b982410f81221914375bf06e71' 
  AND (
    token = 'MckEWD9jc9ZcOs/AB/uRUSs1GRwXVQjq9t6vMsDU22o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )