UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '837F4cIV7PJ9U3oZ9fXk97jRO68vXWDyqT9fGkoyTAI=' 
WHERE 
  key_id = '53aae04ef67a1e90513726bc68bf303722c47455fb4d897a6b9b7442b2a5adea' 
  AND (
    token = '837F4cIV7PJ9U3oZ9fXk97jRO68vXWDyqT9fGkoyTAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )