UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y6zfju2T6xwzX4kngQ9bwlHWjfGpmf6cyZ58RuVlmYY=' 
WHERE 
  key_id = '26a8ff884f91f5fdfcc62cf08345ac9c4fade3b1e5263a75d3a35028f82be455' 
  AND (
    token = 'y6zfju2T6xwzX4kngQ9bwlHWjfGpmf6cyZ58RuVlmYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )