UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '43p+gmggmZk/clDrm82Xj9RSY064snXw4NGGrCQIgFo=' 
WHERE 
  key_id = '681fa136250384796ba1aeec73ac7e1b55e04901f1006eb8c430a81883f16c97' 
  AND (
    token = '43p+gmggmZk/clDrm82Xj9RSY064snXw4NGGrCQIgFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )