UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X/Vcg/E3xTLz6N8aeNPZYW995nihtgXwwEOBtQYH/fI=' 
WHERE 
  key_id = 'e80f6ac84afc5d7093c5dd9429e377e51aa1a501942cca818bd4cee5d81a4732' 
  AND (
    token = 'X/Vcg/E3xTLz6N8aeNPZYW995nihtgXwwEOBtQYH/fI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031