UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tGgVYWDqHH0PjHin5C06prlilKdg+UBT7ZU2mrE8iTg=' 
WHERE 
  key_id = '7ab679d2ab5c247a985fa4bd9e6cb2759adad824f39399ed3fb13260d1b7e0bb' 
  AND (
    token = 'tGgVYWDqHH0PjHin5C06prlilKdg+UBT7ZU2mrE8iTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )