UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mXR7gMMus8yCcusMie2maUu3IAfliZb9Oy/ff7DO7jE=' 
WHERE 
  key_id = '1c52c58d146c8803bd5da733907970e178bede745c20b18304af6ea340ccd89c' 
  AND (
    token = 'mXR7gMMus8yCcusMie2maUu3IAfliZb9Oy/ff7DO7jE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )