UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MRTepnF7sWLQxWnsmNJHScxb0kP3pauc4/EVAwJOek=' 
WHERE 
  key_id = '68e806f945532ef6e2f14dc1461598df626ae86b7ea66c95cec6d4f063dcbfd5' 
  AND (
    token = '6MRTepnF7sWLQxWnsmNJHScxb0kP3pauc4/EVAwJOek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )