UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TWwQY4QPLUju8oGTS9sa1a7gkDBMoJeuI7Xm4r13++I=' 
WHERE 
  key_id = '68ae923b25bef1d65412d5ab3a0472d27a812d45e1573d250e614fb2d984b707' 
  AND (
    token = 'TWwQY4QPLUju8oGTS9sa1a7gkDBMoJeuI7Xm4r13++I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )