UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Td+gyqjVVLseMyzv+mdEA0ukPpFvDe/gmasuSi+ELU=' 
WHERE 
  key_id = 'fc8c4a2ff79c39733f5f5516f251f199289140c2b1170d71158029ef85e08d23' 
  AND (
    token = '/Td+gyqjVVLseMyzv+mdEA0ukPpFvDe/gmasuSi+ELU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )