UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G5kMO/qgQfZT+80gFZmECEEJr48CDaYIuRUNlAsGXXo=' 
WHERE 
  key_id = '418481739411947f2ebfc2461d01924582192342b18b21d422ad33689feacb6a' 
  AND (
    token = 'G5kMO/qgQfZT+80gFZmECEEJr48CDaYIuRUNlAsGXXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041