UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XKdnfC5bCGHjkcGNpGzECAEitFi8rCXmZcDR8KD7sPM=' 
WHERE 
  key_id = '10776ac3e57dc8c4f508f3e3a72e192dff2a47b8e4e5b76760ea17e68f431ea0' 
  AND (
    token = 'XKdnfC5bCGHjkcGNpGzECAEitFi8rCXmZcDR8KD7sPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023