UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oR4/3Jl3IX7HJRcIeyxMxBUFeHgNg5dsQllbzlpxZmA=' 
WHERE 
  key_id = 'b4f847764f50cb9ac19156b8878ca6350121f9614aa4bb14318a63fb3104378a' 
  AND (
    token = 'oR4/3Jl3IX7HJRcIeyxMxBUFeHgNg5dsQllbzlpxZmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )