UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xi8LPvN0azMZus6icgJIaN7xEClTUSKEpQfjt1lGyZs=' 
WHERE 
  key_id = '4a63f70ee31b54dd0f06894664500773d06c2e035f1e483c367a8493386a3d99' 
  AND (
    token = 'xi8LPvN0azMZus6icgJIaN7xEClTUSKEpQfjt1lGyZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )