UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cMeM3vKla0tNURoWgZICLr4roYGkGqaA1gViEE3Cqfk=' 
WHERE 
  key_id = '8190f4cfee419f7c5b24d918fb26a7bd5f3e3414b0f552a8da941d8282403f53' 
  AND (
    token = 'cMeM3vKla0tNURoWgZICLr4roYGkGqaA1gViEE3Cqfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )