UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IMgZBCwPdGsuqWv0a1JDxxl8J3iMUOfzIIFfrqHoqiE=' 
WHERE 
  key_id = '138d56169fa170f8cbd43e772478f0b9459fb4621986535007b18c693036e29c' 
  AND (
    token = 'IMgZBCwPdGsuqWv0a1JDxxl8J3iMUOfzIIFfrqHoqiE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )