UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EXwQ3sefveBMa8SCerIhelhnz6iI1FJOLZ3yKHWgY4M=' 
WHERE 
  key_id = '6f4ba508585f7d701b5b2fa785381fd068c516879f2117af870547222219ab27' 
  AND (
    token = 'EXwQ3sefveBMa8SCerIhelhnz6iI1FJOLZ3yKHWgY4M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )