UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+BnwBIxCzPySGg7535NjP9uMRuriy73W3JFQLTHCAk=' 
WHERE 
  key_id = '59be4f9423db319e9477fbf957feb3c0b5e23e0f92b6f1025e4206146d3444b5' 
  AND (
    token = 'u+BnwBIxCzPySGg7535NjP9uMRuriy73W3JFQLTHCAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )