UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4O4usz9laEKnWEpZz1MwiVDC8+0Ze8FGX6HxxTA6ONs=' 
WHERE 
  key_id = '975cdb4129bbd1682afec3527f16a031f58a727fdf8799289c3809a0cdb3c3b4' 
  AND (
    token = '4O4usz9laEKnWEpZz1MwiVDC8+0Ze8FGX6HxxTA6ONs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )