UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mPS9pUiptYVqdcMRpr82rS6kS4uiwH377+abgrwYzUQ=' 
WHERE 
  key_id = '853fe4261d9d752fb69a851b55427cb94b84c44dbe00a04bf4a1b51f2dbd7060' 
  AND (
    token = 'mPS9pUiptYVqdcMRpr82rS6kS4uiwH377+abgrwYzUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )