UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXR0TMp5R64Z3rDsZNboZr4QPMKnsbKazt2QSpq6wuU=' 
WHERE 
  key_id = 'e7002710469df322d96bac5e1c637b8c95e8980b3757ccd27dfd7982298d4fda' 
  AND (
    token = 'MXR0TMp5R64Z3rDsZNboZr4QPMKnsbKazt2QSpq6wuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029