UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKdvp6YZAMpHka56mSAqKUUm7NpPOMkmqnQ+yTGsSWE=' 
WHERE 
  key_id = 'e75f66a6041441192350b17e22eb5cba2472eb660ecd97522a9828f22eef7744' 
  AND (
    token = 'PKdvp6YZAMpHka56mSAqKUUm7NpPOMkmqnQ+yTGsSWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )