UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6r+d1r0fAT/ZqVb21kBWyqn3szgCaZpW+6rjQzTGaIE=' 
WHERE 
  key_id = '41851ae28802080724ad123f60ab4f491698efcca7cb472f4e2c0c3401c1443e' 
  AND (
    token = '6r+d1r0fAT/ZqVb21kBWyqn3szgCaZpW+6rjQzTGaIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )