UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nx2pYkteVT4J3zyMIjbis6R5RVyeH+thPbyGC+Gksgs=' 
WHERE 
  key_id = '8a4caf2248ad00b22419b0e4ba11d3f14593fea473aa1d71f126316493f7206b' 
  AND (
    token = 'nx2pYkteVT4J3zyMIjbis6R5RVyeH+thPbyGC+Gksgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )