UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khivkx0HNUB6R0H6O8oY/YitUJJaKHK3wiROpd8WE2Q=' 
WHERE 
  key_id = '20b8e3fc88d36ad2a0cd0eea7cb9c9a5d1f90334330dcbf54a957d13fdd210b9' 
  AND (
    token = 'khivkx0HNUB6R0H6O8oY/YitUJJaKHK3wiROpd8WE2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )