UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Mxl12vQDQuKGujuuAw/DdChQ6K40N9qHoBQ5fZPPF0=' 
WHERE 
  key_id = 'b2d176eb63fb33853bc3f38b00f13f18a41b8d754f5c8a9e941e1ef17af67830' 
  AND (
    token = '8Mxl12vQDQuKGujuuAw/DdChQ6K40N9qHoBQ5fZPPF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )