UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lw33Ns6iiSxGcifeSHF71p8RGMKdx49uJ7/YudHD91I=' 
WHERE 
  key_id = 'b911adafb89dad5075c1594b48c87e4e8904c72c76a70ebed42fad6804878739' 
  AND (
    token = 'Lw33Ns6iiSxGcifeSHF71p8RGMKdx49uJ7/YudHD91I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )