UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khOex91zlJKd9gwJr4NI7vHdy81+YkI4wK4TYH3hu+8=' 
WHERE 
  key_id = 'a727d8a2d8e86e2b96469c47c838abe197dca82e6b201eaba2bff9c391ee59ec' 
  AND (
    token = 'khOex91zlJKd9gwJr4NI7vHdy81+YkI4wK4TYH3hu+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )