UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O/ZSk/Af8x9uWrfQashy9tUzmHc7wgRx4/bVd9EfFUM=' 
WHERE 
  key_id = '39352c8ca19ef4ebfc38b752a165583230ec6c4f80bf123f2372480e503032df' 
  AND (
    token = 'O/ZSk/Af8x9uWrfQashy9tUzmHc7wgRx4/bVd9EfFUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )