UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u68VC7UdOV2lTOrWHSldHQxojBk1GPFAAyYEMs6z308=' 
WHERE 
  key_id = '97e4cd76a94a34c2e160d759594ca489fb8f16058ac7b3539478deb5c8dd7023' 
  AND (
    token = 'u68VC7UdOV2lTOrWHSldHQxojBk1GPFAAyYEMs6z308=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )