UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mekuJuwtLOT/MntMa/Zj75DW+0dwvoWzTLQwlEclBMk=' 
WHERE 
  key_id = '6d196099664bd10f4eab58a48efeffec64e72b81e8422e0bd1daabe550a3bda0' 
  AND (
    token = 'mekuJuwtLOT/MntMa/Zj75DW+0dwvoWzTLQwlEclBMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )