UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1a23HWFqkBCfuly3b7oFGIM9sGkYZ2P2NaQ3viAJAbo=' 
WHERE 
  key_id = '791f75c9e790768ae3d8c583d1db8c03181807c161abef28a50d9d13a51cae70' 
  AND (
    token = '1a23HWFqkBCfuly3b7oFGIM9sGkYZ2P2NaQ3viAJAbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )