UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iHCUAXhHEukSWszPcojDr35PDrjn9a5YjWgUCAx+P34=' 
WHERE 
  key_id = '918b7bf68ce29048c553758fcaf0d4dd596e46b00472be64a2d652e726e416f0' 
  AND (
    token = 'iHCUAXhHEukSWszPcojDr35PDrjn9a5YjWgUCAx+P34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )