UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VFKiGxhLwFbJYR8PExrwX4kbrTBhT3EIXPoeuXcxM1s=' 
WHERE 
  key_id = '6b3536b9b2c8b11347510e24a38dbee3be09694dae2af58c8f1f3dad4465220e' 
  AND (
    token = 'VFKiGxhLwFbJYR8PExrwX4kbrTBhT3EIXPoeuXcxM1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )