UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nyH6qEXsUGVNgPMVMhVs7IFRCumJ8CNW2ckl+wFA4q8=' 
WHERE 
  key_id = 'c20fd0a3a8e6491c8637d46a03d2523ec89fe07abdf2e5573742c832ab28877f' 
  AND (
    token = 'nyH6qEXsUGVNgPMVMhVs7IFRCumJ8CNW2ckl+wFA4q8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041