UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uNVJNVwGLLlb/URuPPRk7WtepndITLvfNJFVUBDcYEk=' 
WHERE 
  key_id = '6fdba276f95547df5beb85545663c57f42b003d416f1bfe87304077d61f8cf52' 
  AND (
    token = 'uNVJNVwGLLlb/URuPPRk7WtepndITLvfNJFVUBDcYEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )