UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KugxDPzErwJL2rFoOuv/VjQ3y0HT6tBi/KsC6RYwvxE=' 
WHERE 
  key_id = '503287f04f746cd53d7a56366276499f7a8ff8eea658de387803dc3fa36b6442' 
  AND (
    token = 'KugxDPzErwJL2rFoOuv/VjQ3y0HT6tBi/KsC6RYwvxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )