UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHu38MKUHPeeaDGULlBJbV/o4e56mI9s9hx0h1+ybb4=' 
WHERE 
  key_id = 'd9b6552f39e714cea7b21eca1fe4651bb9696603b970bd51de81cc2d0273e541' 
  AND (
    token = 'KHu38MKUHPeeaDGULlBJbV/o4e56mI9s9hx0h1+ybb4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )