UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f31mttfnc2HFl6/7Zjl5VWu8WN1VBqbm9rlAUt0N6sA=' 
WHERE 
  key_id = '51334d9468e44c4f9295268f14ed72dca52157a118e6d09af471314b71af0dd4' 
  AND (
    token = 'f31mttfnc2HFl6/7Zjl5VWu8WN1VBqbm9rlAUt0N6sA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )