UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ei3GDmBMljfBijQAW6h15uOd78Lc1OJxCtIxemuquVU=' 
WHERE 
  key_id = '3b525afb008bacf7fad984e966fa149e751722017e525b5d7a8ab2f2b9b8670f' 
  AND (
    token = 'Ei3GDmBMljfBijQAW6h15uOd78Lc1OJxCtIxemuquVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )