UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D7PXRSzu8CyajflzTPovofLl3m3pod3YqXB8ytSdWnk=' 
WHERE 
  key_id = '4450f8e2b1583b4a0e3624e60fed738fdba8f3d369af32d03f9033d0db2a275b' 
  AND (
    token = 'D7PXRSzu8CyajflzTPovofLl3m3pod3YqXB8ytSdWnk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )