UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EgwvIRhvMrIZsL3jAgBZHG8I0Ych2U2Np6AjtJ6cwjg=' 
WHERE 
  key_id = 'bcefa16ad704d5a94100f24a4a06270dfa998f9b23787131acbfac08be5d550e' 
  AND (
    token = 'EgwvIRhvMrIZsL3jAgBZHG8I0Ych2U2Np6AjtJ6cwjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )