UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8XcjyT+6s1l5lZrcYSiPPF7igPSrpDaCZ4lJxtkc/I=' 
WHERE 
  key_id = '7ac6cdf9981350bec8f7a0f834a04b249281a968b4ad523f23a7de0eb83ec6a6' 
  AND (
    token = '/8XcjyT+6s1l5lZrcYSiPPF7igPSrpDaCZ4lJxtkc/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )