UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WaiLQHh5OpFKOTx4fatpubbPcM6TfSqNuEhWYkZIuM8=' 
WHERE 
  key_id = 'cdb81a2966c1ce7634bf57056d43841232f573af23075e12901102df5a5636bc' 
  AND (
    token = 'WaiLQHh5OpFKOTx4fatpubbPcM6TfSqNuEhWYkZIuM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )