UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HSzhtZLEAPq+1ydY0oYWMTo6AK1kjfe/B1o5s8vr658=' 
WHERE 
  key_id = '81b2c5b2f11d10aeb3f1051cd0a99e0e566bf6cb8ad0a683486fdeec43e481a6' 
  AND (
    token = 'HSzhtZLEAPq+1ydY0oYWMTo6AK1kjfe/B1o5s8vr658=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )