UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P54Jf1JGrvruXJpK9vJleqKFO7PZ4wGPIcJfOCylJvk=' 
WHERE 
  key_id = '767f37aec53fb01c846906877cfb67194c7365f299479e7ee29ee9e587be8a1a' 
  AND (
    token = 'P54Jf1JGrvruXJpK9vJleqKFO7PZ4wGPIcJfOCylJvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )