UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'of0MKFyAwbU31Us4wLYu+WHckA2AcxI9cOnTP49GSgA=' 
WHERE 
  key_id = '751d16c4b10deb522fe87746dd0085e8eeb8511cf082fda424657723070c57e8' 
  AND (
    token = 'of0MKFyAwbU31Us4wLYu+WHckA2AcxI9cOnTP49GSgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )