UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4hDyx96Rr+LmxyJOEMyQprhqVjHRmfN6PJfG9kAY7JY=' 
WHERE 
  key_id = '7c95bea7d867e112c9eac3c05858e942a648cee105a8f7447b813c896d77371a' 
  AND (
    token = '4hDyx96Rr+LmxyJOEMyQprhqVjHRmfN6PJfG9kAY7JY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )