UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'IU2FPiyJDgI9UhnbYjHMCsD0RehdlIMNNUI1NvhsAzg=' 
WHERE 
  key_id = 'c47a1f9d7117142c687c3b58df986a9b6058b67f256533016f1c721e1a1ce702' 
  AND (
    token = 'IU2FPiyJDgI9UhnbYjHMCsD0RehdlIMNNUI1NvhsAzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )