UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U1LIltE78HH0tK7ou3NsWNUhSGLrBQNibtyjHI27sAo=' 
WHERE 
  key_id = '68bdb6c8e704881d4491c8e5a5239bd39d544bcc2a3970db400786d4f328e946' 
  AND (
    token = 'U1LIltE78HH0tK7ou3NsWNUhSGLrBQNibtyjHI27sAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )