UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lL1aVrrOObPjM/uPhaS7Z/LS65ePFtUhoFDxEhy3+a8=' 
WHERE 
  key_id = '991588d7d9df1ef8cb78feef791c53f7148f2f71676c157edab77c05d31077fd' 
  AND (
    token = 'lL1aVrrOObPjM/uPhaS7Z/LS65ePFtUhoFDxEhy3+a8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )