UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mpnntOhlab3bPo4+3N/ToK+gmBXqGkBj9KpY/8Z2n30=' 
WHERE 
  key_id = '8990199e4257cbe0b180f856f0ff4a53bd95e14517e2649e979013ead796bf87' 
  AND (
    token = 'mpnntOhlab3bPo4+3N/ToK+gmBXqGkBj9KpY/8Z2n30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )