UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i7fznnGy/shY5nirxkUgxVrU1fYI+9TzxDEZLUBFG8A=' 
WHERE 
  key_id = '6438a66ddf98a7902c64cd38c2862c18c77bf60fd2094b609158326d65e9ff23' 
  AND (
    token = 'i7fznnGy/shY5nirxkUgxVrU1fYI+9TzxDEZLUBFG8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )