UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GN5gNjcqAG+JqazmAsTNHFvPbpBQpjfVyawXnlegBmQ=' 
WHERE 
  key_id = '4dd9581e655e7bf87fe3827b3fe373748e2ddf2b8ee38d9c6e3a53a596ad1017' 
  AND (
    token = 'GN5gNjcqAG+JqazmAsTNHFvPbpBQpjfVyawXnlegBmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )