UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LkPymPuYYBiCv43R335SAduarpS3WMjMFBxIwA6BgfM=' 
WHERE 
  key_id = '8bbff55f338547c05dbb31822599f3c8d6c182479571b585e764a7fef24e6b4f' 
  AND (
    token = 'LkPymPuYYBiCv43R335SAduarpS3WMjMFBxIwA6BgfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )