UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1viUaC1Uz78PcJySlku4DbpTB3DomPO3B2JwuHR5KGQ=' 
WHERE 
  key_id = '4840b396928930c3dd757c55a54c51f4b0561065d03066b8d9f968f6427ad7b6' 
  AND (
    token = '1viUaC1Uz78PcJySlku4DbpTB3DomPO3B2JwuHR5KGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )