UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bkhDPVOekjLODGNdDfzSzJNXichO8hmmB3GsGcLjZI8=' 
WHERE 
  key_id = '56d87d131d4c2575e84913f07b1cab70be5e11e938a8e3477605d1d2577a2583' 
  AND (
    token = 'bkhDPVOekjLODGNdDfzSzJNXichO8hmmB3GsGcLjZI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )