UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M5B9M64msUPA1cMAgmx4JyBp5mGdauBAnqgJlRULgBA=' 
WHERE 
  key_id = '6b75ff7d9462d3d582eb41e62db79be38f54b13b512fa62b609fd1c29e3dbf63' 
  AND (
    token = 'M5B9M64msUPA1cMAgmx4JyBp5mGdauBAnqgJlRULgBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )