UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ieT85mz0TmcJaw1haere2wTCcV/JexTlEv6zEfCiiBA=' 
WHERE 
  key_id = '747dc2b77b0f07bf50bfd36c3834007cd1dea0662683bfd66d7509e22f44ce89' 
  AND (
    token = 'ieT85mz0TmcJaw1haere2wTCcV/JexTlEv6zEfCiiBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )