UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+CHt6drFFbWBbcq2ZxqFg6Lrn12gRpa3EWX+7E/QyeY=' 
WHERE 
  key_id = '71dd21ccf66ebbcf6e497ca91ccd6c97ed61e19efed317b9798b9bcc304496ab' 
  AND (
    token = '+CHt6drFFbWBbcq2ZxqFg6Lrn12gRpa3EWX+7E/QyeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )