UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BQ5m3hUPlRIxA196PU7wdVd6wTu5U3DgiVYm7Ca84Lk=' 
WHERE 
  key_id = 'ebd6531e3c7392cc667177764e155ae1dc4135f794d3de0289145a48ccf20e6d' 
  AND (
    token = 'BQ5m3hUPlRIxA196PU7wdVd6wTu5U3DgiVYm7Ca84Lk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039