UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x4e0egyN58W7zdhh1CVbjs0A8E7kHeVmfqbRhFfVFO8=' 
WHERE 
  key_id = '942fad6ec09720c575e16249273a9b4af82d51b9dfe5eac116d852f48c3d3781' 
  AND (
    token = 'x4e0egyN58W7zdhh1CVbjs0A8E7kHeVmfqbRhFfVFO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )