UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oi+XXDpEvidBLux1eLGnLX651MgChh/j//D+ZLa0RTM=' 
WHERE 
  key_id = '50958b8237d7a42307a74726f414f7f43a7519c9cbd12d7247adbdb672f45c15' 
  AND (
    token = 'oi+XXDpEvidBLux1eLGnLX651MgChh/j//D+ZLa0RTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )