UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/OwzUBwkO5Jt4E1dVj/RXmUUv/gz43nOfo7GFFTawtw=' 
WHERE 
  key_id = '6bc8b70fee0f7e72cd66b94b9e4dfcc6802d6e1cd0f743e4c29aa25b9c6b79c5' 
  AND (
    token = '/OwzUBwkO5Jt4E1dVj/RXmUUv/gz43nOfo7GFFTawtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )