UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xf7Oimb+qtiHtmFXYX2AJo0qv5zWQlJ0opOO9tEiE84=' 
WHERE 
  key_id = '93492b310cedad8a367cb7a02a6786dde4c93706aecb34c657e5af77ff41dec2' 
  AND (
    token = 'xf7Oimb+qtiHtmFXYX2AJo0qv5zWQlJ0opOO9tEiE84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )