UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLeQG1fxM7qCMmbnd9cLKiPUtOspNybQwq2LrkoMZ8I=' 
WHERE 
  key_id = '38d3379685d8ada809989642eb9ff2727785956a199323e31cd40e4f93854a6f' 
  AND (
    token = 'MLeQG1fxM7qCMmbnd9cLKiPUtOspNybQwq2LrkoMZ8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )