UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMXWvHfkAgKcpYraGLpE1i5Bka63uJZbVxHEv6Ilaoc=' 
WHERE 
  key_id = 'c241ffe9daa8f4509e2fd45a500e17ba86245b068e57d074f95179994445fa3a' 
  AND (
    token = 'PMXWvHfkAgKcpYraGLpE1i5Bka63uJZbVxHEv6Ilaoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )