UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gs638V0KguGnDFMUNqd4DFR3mFdgjpINQMsO0B2JGlc=' 
WHERE 
  key_id = '38a946af79308b285cc61a874956989395c84f7a709a127f874b6d23ef2d74ba' 
  AND (
    token = 'Gs638V0KguGnDFMUNqd4DFR3mFdgjpINQMsO0B2JGlc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )