UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nbt+AmNhWfeTQaoN3C3P9B1wbVt1dYzUOtl2F5/zpqs=' 
WHERE 
  key_id = 'ebf2f83f76a89a89f059a9856aee76a11a23c516591dffe047fa6aa977a9168d' 
  AND (
    token = 'Nbt+AmNhWfeTQaoN3C3P9B1wbVt1dYzUOtl2F5/zpqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )