UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sc0R4Czr5ehgnbCXnwQH6ecEZhJyLDEiXQ4nR6/Wks0=' 
WHERE 
  key_id = '90a51ef479e505d2ccdfbce2277db1bbebef1f7ab89f0ab04347647d59a40b49' 
  AND (
    token = 'Sc0R4Czr5ehgnbCXnwQH6ecEZhJyLDEiXQ4nR6/Wks0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )