UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kh2fFO1cNbPyVIPMae7nyVRrgyeM+wEaud7y1oVhtvQ=' 
WHERE 
  key_id = 'f73a2688096d2e9ef4872b73b34190d1e4767dabc40e905260c53c0e5d8866b7' 
  AND (
    token = 'kh2fFO1cNbPyVIPMae7nyVRrgyeM+wEaud7y1oVhtvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046