UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJeqThHVObiOFNtJ/szxzQMwD+6rb/HB6It+4GaRjOg=' 
WHERE 
  key_id = '611679f108c2b20a87aed336266d355b63ade779fd58e510a49fe1e8fa08beae' 
  AND (
    token = 'MJeqThHVObiOFNtJ/szxzQMwD+6rb/HB6It+4GaRjOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )