UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IUh2moDshed6q1Zd0pyZQsYiGE3fBsdRewqb79ECrJU=' 
WHERE 
  key_id = 'd6eebb1bc04b12853bcca4eea42395dfedf7443ce42dd23cd19b95bb479ab80f' 
  AND (
    token = 'IUh2moDshed6q1Zd0pyZQsYiGE3fBsdRewqb79ECrJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )