UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gk5YQhYnDkyYIA8hSClWatNu+2ry2WHQIRiHqyrrAsI=' 
WHERE 
  key_id = '7c1c2d3fda7fda62f688cc57a821706454e616f179408016bb0d11ae61e643f8' 
  AND (
    token = 'gk5YQhYnDkyYIA8hSClWatNu+2ry2WHQIRiHqyrrAsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )