UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xP4w8nlwxnvOcisB99Kr7+hZOn68JqCHjfkkEElMdaU=' 
WHERE 
  key_id = '4b42af9c0a502bbef3ecb87ee130aebba5a75b926cc7c1ca11374e5635d94f95' 
  AND (
    token = 'xP4w8nlwxnvOcisB99Kr7+hZOn68JqCHjfkkEElMdaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )