UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DBwvcRSzfvK1ZvIbxn7ZvPsEO56IwOPLkfpmUUjgjEE=' 
WHERE 
  key_id = '1761e759bacd7d8bb5efd146c2da50003d4b6c8121ac3193a64d9cf68c6e8b1a' 
  AND (
    token = 'DBwvcRSzfvK1ZvIbxn7ZvPsEO56IwOPLkfpmUUjgjEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )