UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6+QSEFvv1MkoN9wCQelqAKV17HU7qsLbPzAGGaaMPI=' 
WHERE 
  key_id = 'f2354c4ff5e96ac3b65bbf617c9b0f916d34c993fd3d2094f53f8c749fac38da' 
  AND (
    token = 'u6+QSEFvv1MkoN9wCQelqAKV17HU7qsLbPzAGGaaMPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )