UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kO7nGuXPPJTxikZ9AvyZ8Ahts9YNIHl/4LZm+Qx3M4s=' 
WHERE 
  key_id = '495319cbd914e25952527b0b1b52ff7ace8d9df837f2d4e219833574da2b85d1' 
  AND (
    token = 'kO7nGuXPPJTxikZ9AvyZ8Ahts9YNIHl/4LZm+Qx3M4s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032