UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dtg3QtZAD4iBdylS5RoXVGKOPEjak6CheiOlyupTmJA=' 
WHERE 
  key_id = '49267e847c22ce5469d1a9e64b16465a00e41450ea2a0ea92533baab1fb53230' 
  AND (
    token = 'Dtg3QtZAD4iBdylS5RoXVGKOPEjak6CheiOlyupTmJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )