UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I/gKcNr3+5vaX07w1Wh0jiIOMcQkCzo7vs+rr5b2e1k=' 
WHERE 
  key_id = '975a7f043594e76062377f26b8a730fe4801f83659f1f7abab351136af5f294c' 
  AND (
    token = 'I/gKcNr3+5vaX07w1Wh0jiIOMcQkCzo7vs+rr5b2e1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )