UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GyC9Jj2PDXURtxEIPj4EJTHHx3xPUn40bHPrZTDhUdk=' 
WHERE 
  key_id = '2c2f029991c1a21c8dbe72a147e064ba19a2be0d0d177635db10af81e329ddc6' 
  AND (
    token = 'GyC9Jj2PDXURtxEIPj4EJTHHx3xPUn40bHPrZTDhUdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )