UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smYW0skkyKdY9dyQxc/eulRwRsJrnSBSDfon33YJPok=' 
WHERE 
  key_id = '4bd3d94e8768d3d28d08a5b5484f67ffe0bf60b82e08d5838bf2e3bae00bb7a7' 
  AND (
    token = 'smYW0skkyKdY9dyQxc/eulRwRsJrnSBSDfon33YJPok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )