UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k28e34vP5YjezcCK6E9jgI9f6Iqp/UkvJxLe3/H3ULc=' 
WHERE 
  key_id = '6968f6b1694680acae9d82cecdceea85d50d2d497391eef571a46079fc7a481f' 
  AND (
    token = 'k28e34vP5YjezcCK6E9jgI9f6Iqp/UkvJxLe3/H3ULc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )