UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mM/TDItc4sItkC36O3OrecgxF9917bOK4jJd2hvHnk0=' 
WHERE 
  key_id = 'c66398c2d1f30716ee746c3c5a395038577881108c13b08271cff09d636e2030' 
  AND (
    token = 'mM/TDItc4sItkC36O3OrecgxF9917bOK4jJd2hvHnk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )