UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gc5dFjFytS6LogSkbCWVHPHjrMcBTaSQjSbkdPQC/VA=' 
WHERE 
  key_id = 'de1d8fb46ca7a431afca819c194b1c8d1cf0225d87266357e6f13e019c6f7e98' 
  AND (
    token = 'gc5dFjFytS6LogSkbCWVHPHjrMcBTaSQjSbkdPQC/VA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )