UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ChLm1CUR3XOSQ0T7gjOCMS9S/QSRqTSKGfzyfyfDvps=' 
WHERE 
  key_id = '3f02ccc8998c4dcbfe13227edb676db8e63357b0da25833cde2a10e9203a34dd' 
  AND (
    token = 'ChLm1CUR3XOSQ0T7gjOCMS9S/QSRqTSKGfzyfyfDvps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )