UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5gxuIi2WnVyYMpkYtNZ3Teg7zQ3/JPI9odm8o0/82lw=' 
WHERE 
  key_id = 'b91c29033e5895a15bd7150ac56e47ecf083692c42ce15969d6046ff90f39804' 
  AND (
    token = '5gxuIi2WnVyYMpkYtNZ3Teg7zQ3/JPI9odm8o0/82lw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )