UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Exu9SpsaN7QzSRE+X05sdB3OJdii/dOggYu87BzB0aE=' 
WHERE 
  key_id = '4591017097d43e90a75ed210306aa4e07ae2b938c8255c192596e4eb6c597db8' 
  AND (
    token = 'Exu9SpsaN7QzSRE+X05sdB3OJdii/dOggYu87BzB0aE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )