UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MW//VW16z5k2wnw4IYNq1UPqZ28j9B21rFUFJZiJ0Ls=' 
WHERE 
  key_id = 'e5eca86c421499c96e5c12dc6760d4db2d5298a27645337bf10425366f0d7930' 
  AND (
    token = 'MW//VW16z5k2wnw4IYNq1UPqZ28j9B21rFUFJZiJ0Ls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )