UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2axgHHgI/DJvT1unp89NCV2uins/+6KIQWuj075EDE=' 
WHERE 
  key_id = '881d251a8777b8c28753f67fb2a724d5d8ae878c7370f4126474b61b0e25ebd5' 
  AND (
    token = 'k2axgHHgI/DJvT1unp89NCV2uins/+6KIQWuj075EDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )