UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G/l5K3Ue6EsbbyWZzXw20CbOmaa9X94ksF4dzzEZn0Q=' 
WHERE 
  key_id = 'b731ddaad062dd86a6da0f4872c51b678cd00cac4e323ba7f5a946df12c80cad' 
  AND (
    token = 'G/l5K3Ue6EsbbyWZzXw20CbOmaa9X94ksF4dzzEZn0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )