UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8k7BABrW65RH6M02MtfVupa5oVgS2Xt8kt7dteEn0PM=' 
WHERE 
  key_id = '4243d964126260a8bde4f2e204664723c3c264c4a0f70b6e92c2259e7bed07f4' 
  AND (
    token = '8k7BABrW65RH6M02MtfVupa5oVgS2Xt8kt7dteEn0PM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )