UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hH+XUTrtX5RL78p0WiDcluJRLYo8/76Oav+inlqnmhc=' 
WHERE 
  key_id = 'acc807967f23ca3deb79564e822e31f2edf055407899133b4dce04f9241ff67f' 
  AND (
    token = 'hH+XUTrtX5RL78p0WiDcluJRLYo8/76Oav+inlqnmhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )