UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6VTFrAI0yjvmenBasb0HQSHn50XqzXkBldrqZlrm3w=' 
WHERE 
  key_id = 'b6b164a0aaf64cf9052fd1caec388eb5db54f792d851df2788610e7d01a78fd6' 
  AND (
    token = 'C6VTFrAI0yjvmenBasb0HQSHn50XqzXkBldrqZlrm3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )