UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rbSygLCVX9wz1dBgDv9YnaVGHe9tJKM8xH4VC8U5No0=' 
WHERE 
  key_id = '4bb485e54d25e4e8cb61b1f30ca6499fbb312da91592322c367f411d54802686' 
  AND (
    token = 'rbSygLCVX9wz1dBgDv9YnaVGHe9tJKM8xH4VC8U5No0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )