UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hVsd0a4RllVqVG6vB17irtMOeXx1jWgRNEqPgaamVGU=' 
WHERE 
  key_id = '6aea6563b5d78db6c47538ec75b5cc27b493ed317c13b32035af6a103da4663d' 
  AND (
    token = 'hVsd0a4RllVqVG6vB17irtMOeXx1jWgRNEqPgaamVGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )