UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4FItEfbP8nU5KlGE2qVW8ewAcI7VNmkioTKb6q2LhM=' 
WHERE 
  key_id = '2020c72334489270ffd09526c04b63ce0eaa343deb045e451eab53cb6ede5790' 
  AND (
    token = 'k4FItEfbP8nU5KlGE2qVW8ewAcI7VNmkioTKb6q2LhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )