UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mg6qqExWYP1sbjwXT00xQta/A8CC38e0mbEZD6fReps=' 
WHERE 
  key_id = '8131d81620599c154ba3befb7c8a25fdc35cecd8244477d3fa6fc0c6dc21eebc' 
  AND (
    token = 'Mg6qqExWYP1sbjwXT00xQta/A8CC38e0mbEZD6fReps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )