UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L47tYjjQ4/tpIy5Kw+jnGB81e1BPSmQKK0ktcMXASM8=' 
WHERE 
  key_id = '471a3039406eba5a527e1391206d4549466aa080edf06e038e0dae41c4b539f4' 
  AND (
    token = 'L47tYjjQ4/tpIy5Kw+jnGB81e1BPSmQKK0ktcMXASM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )