UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'avEHeMGkO0HqZz+DfbHcNPAD2y/UKT/pV0PvFXy12Dw=' 
WHERE 
  key_id = 'a18e68a3ae73d298e2d19c2f4ff2a3c5d0f10605cba2e79df9944b272ef283d3' 
  AND (
    token = 'avEHeMGkO0HqZz+DfbHcNPAD2y/UKT/pV0PvFXy12Dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )