UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4BflQVgvf1zEyIIqk9nQhrNS+jamp9C2l/pE/wPrKo=' 
WHERE 
  key_id = '4dbbdff07bf4e069a2da5a31e2367ba623f65bd87fea0abd259953f3204afa00' 
  AND (
    token = 'k4BflQVgvf1zEyIIqk9nQhrNS+jamp9C2l/pE/wPrKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )