UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KhDBcHD6lnherIwsWvBhvbts3JX7fYDHarXrfSORRYo=' 
WHERE 
  key_id = '5ea335a0e5efdf88537c3003305f20c7c34425b5e794ca80bdda10865b12868a' 
  AND (
    token = 'KhDBcHD6lnherIwsWvBhvbts3JX7fYDHarXrfSORRYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )