UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Q1TPKoemy40QjWXC0mkPVH59mY3F0hxaZWgPwpZVAU=' 
WHERE 
  key_id = '93993a2df52eb5c136ade8a8ee4d83993e627a23715b6d01da455bc38f82842c' 
  AND (
    token = '/Q1TPKoemy40QjWXC0mkPVH59mY3F0hxaZWgPwpZVAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )