UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LmWNf42+tRmfANCfBg5KE6tos3VaiAP5tZtTe7uoI94=' 
WHERE 
  key_id = '2b79b1bc391a77cb7832504969ac5864476b5fcb49238bd19158ecf4fef05851' 
  AND (
    token = 'LmWNf42+tRmfANCfBg5KE6tos3VaiAP5tZtTe7uoI94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )