UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SpJKsr5a3dGpMsupH38PWan3MGeHJZwpWuyKaaExFvA=' 
WHERE 
  key_id = 'a6f4374147bd1b168dc9ec13f924b4cf7ffc69ec57d6f1b76ce1ef546632fb51' 
  AND (
    token = 'SpJKsr5a3dGpMsupH38PWan3MGeHJZwpWuyKaaExFvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )