UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'enbl0UzMgOLQVnGCjst4GuWitnAtzjKKVKnQOr1iQwQ=' 
WHERE 
  key_id = '2da9db6a526880ee4d970c5cf21690343d7dd6d3904316241d30c6697553fd8f' 
  AND (
    token = 'enbl0UzMgOLQVnGCjst4GuWitnAtzjKKVKnQOr1iQwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )