UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nBALzwkpVIkleaKYRA2PXakCG3O0U38rKrOaDU1PH54=' 
WHERE 
  key_id = 'b1fb5a1df8430c4b80b52a94f07d9266b835adb7507bfade51515833d1545670' 
  AND (
    token = 'nBALzwkpVIkleaKYRA2PXakCG3O0U38rKrOaDU1PH54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00011