UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l79TEBWaBaSDnfO3i9YZU+aY8aXBzjPVeHgu7qsd7dc=' 
WHERE 
  key_id = '869dfa1b5929044fff6660ae88f539e40dffa965bb85a2d6de6a0236d1143239' 
  AND (
    token = 'l79TEBWaBaSDnfO3i9YZU+aY8aXBzjPVeHgu7qsd7dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )