UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PTjy1U6dSDqiFCcky/ZRb7JEmKV7SWRUx8x9k2OAqfo=' 
WHERE 
  key_id = 'd97cfea4a6e57cec09a5b504dc548a22f5d6598ad78d582aa2dd2011e922f998' 
  AND (
    token = 'PTjy1U6dSDqiFCcky/ZRb7JEmKV7SWRUx8x9k2OAqfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )