UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'evPEcDEyrkD4hviFwSqadxM5a+a5OgryjJptjV2/vuk=' 
WHERE 
  key_id = '81749f0d044f9f9fcadc7573a5368958be3af936b5456aef1571efefeea6e0ef' 
  AND (
    token = 'evPEcDEyrkD4hviFwSqadxM5a+a5OgryjJptjV2/vuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )