UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nTevKppfns9VsJ+VkOaltmhhk6vq2r33LQrdQwYJY0A=' 
WHERE 
  key_id = '3c19f23b62cb05938bdeb7f7b8f432202f402faaf4be25e18205a05874ad8139' 
  AND (
    token = 'nTevKppfns9VsJ+VkOaltmhhk6vq2r33LQrdQwYJY0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )