UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dxbFRNtjE3OcwzYkfA8gVx7VrI0P4l9HL/Ud2qIRqMw=' 
WHERE 
  key_id = '6cfba13af0c2dd55143f298a9c5f13d98f2eb1cbf23fa487c3788db518430288' 
  AND (
    token = 'dxbFRNtjE3OcwzYkfA8gVx7VrI0P4l9HL/Ud2qIRqMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )