UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVWca0z/0+FcgsNNt0DZTWH422lVFdmWUVXytWfLOYs=' 
WHERE 
  key_id = '97746b5e686871c0faa4adc5ab1988bd049d9bf8ac1ba2caef1bd8df90569fe5' 
  AND (
    token = 'QVWca0z/0+FcgsNNt0DZTWH422lVFdmWUVXytWfLOYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )