UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dCkjrux3hDMDxsw3RsDhr7Jp+qVoHgR6JAn4UtRtDSQ=' 
WHERE 
  key_id = '83b936cf1c6df2bc615a07fd7bbd72ac0794b6d5ef6c1f73193ba5f2c014c93d' 
  AND (
    token = 'dCkjrux3hDMDxsw3RsDhr7Jp+qVoHgR6JAn4UtRtDSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )