UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sLWEFzM2PiDnT/3nK/zfANamfNnOcphrg4Oamxp4NEA=' 
WHERE 
  key_id = '481793de1be5a51951a70d9ee44d4240f0eb16ff24999308a927a059ef5849b4' 
  AND (
    token = 'sLWEFzM2PiDnT/3nK/zfANamfNnOcphrg4Oamxp4NEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )