UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U344Jg2ofcaDEsR6tr1bLIfbZGl3T43VlJqSb3gCog0=' 
WHERE 
  key_id = 'b7a9c93a0aa51d5f4462d0238de573e17acd595c9718aede2e85d70c0984abef' 
  AND (
    token = 'U344Jg2ofcaDEsR6tr1bLIfbZGl3T43VlJqSb3gCog0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )