UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FDa7rWm459Mi8pJ77j12qSRhco40LxZdSpoAKm+ORDM=' 
WHERE 
  key_id = '47a5b5e87966ab95d160d481688be5b2b068c88c2104c1305baa0e52041a2da3' 
  AND (
    token = 'FDa7rWm459Mi8pJ77j12qSRhco40LxZdSpoAKm+ORDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )