UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Rft7l8iAsTv8F1EGPROvXcsZuEDSYBWFX4NrrNwGqA=' 
WHERE 
  key_id = '84ce2ab5b7bab6752b46af7890c308fea1a5aa8b45a6b84106fc7d6dc3f4d7e8' 
  AND (
    token = '6Rft7l8iAsTv8F1EGPROvXcsZuEDSYBWFX4NrrNwGqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )