UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6kFdpSijKiHfrsnxKx/3a94srXdmtSbVAanvrNTn8E=' 
WHERE 
  key_id = '677378f39de52b65607939994bfb17010949ca5f4a33710181e4aae5e0369eb5' 
  AND (
    token = 'L6kFdpSijKiHfrsnxKx/3a94srXdmtSbVAanvrNTn8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )