UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lw/2nkqSq541+oZ7SeKEBPUb+rQBRP8zE0cX4XKad+k=' 
WHERE 
  key_id = '38f6d640d66b688237a01399444697862e31d9fa2b40adbf04e75693ac033c1e' 
  AND (
    token = 'lw/2nkqSq541+oZ7SeKEBPUb+rQBRP8zE0cX4XKad+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )