UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uNX6zgAcgDq9W/CcfSrtpgT4Nz0O6JYSenwqdlHfGCA=' 
WHERE 
  key_id = 'b2ff62472ddd3e638a3854f3ede44250c99113d98aa53938fa4d1294b030828c' 
  AND (
    token = 'uNX6zgAcgDq9W/CcfSrtpgT4Nz0O6JYSenwqdlHfGCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )