UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HCdMyTfxfPjfzTk2C57LzQdOsN50dnNWWGAozbNlDKc=' 
WHERE 
  key_id = '781bc1020ec28dc4644f13188da588dfbd93a3d09529e57c94f08a08fff5c6ea' 
  AND (
    token = 'HCdMyTfxfPjfzTk2C57LzQdOsN50dnNWWGAozbNlDKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )