UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dMW72BrgPbUQ26JQNti8mB/I8nz6aoU9H+9WELtkAOw=' 
WHERE 
  key_id = '6c52d1925a72614c9b5638161696231353accf50419cd916ffc68c776c3acec6' 
  AND (
    token = 'dMW72BrgPbUQ26JQNti8mB/I8nz6aoU9H+9WELtkAOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )